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福建省福州市2012-2013学年七年级数学下学期期中考试试题(无答案) 新人教版


j elationshi p betw een Governme nt and busine ss. T he "two se ssi ons", G eneral Se cretary of "Pro", "clear" the wor d succi nctly sum marized t he ne w relationshi p betw een G overnme nt and busine ss, as pure politi cs, res hapi ng the politi cal relationshi p s pecifie d in the directi on. District lea ders i n ha ndl ing politi cal and busi ness relati ons, engage i n trading power for money, a nd finally stumble d, we a le sson, always kee p in mind that "Pro", "cle an" practi cing "Pr o", "clear". "Pro" is to ope n a sincere e ngagement with private enterpri se to help s olve pra ctical difficulties ; " Clear "is to clarify the Divis ion of power, exercise d in a ccor dance wit h, private entre preneurs wit h i nnocent purity, not abusi ng power for pers onal gain, not to engage i n trading power for money. Thir d, in or der to maintai n fairnes s and j usti ce. Fairne ss and justice is t he lifeline of the rule of la w, is the best development envir onment. Curre ntly, lax law e nforceme nt and t he judicia l sect or in our region als o exist to varying degrees, law e nforceme nt de partments and individual wi ndo w units power for pers ona l gains a nd br ibe s, thick frie nds , relations, human cases, z x " k A W T G y D . p v d ,b w la f u s c e h g in t m o r money cases in w hich seri ously infringe on the l egitimate rights and interests of enterprise s and pe ople . Es pecially some law e nforceme nt and i ns pecti on for pr ofit pur pos es, deliberately l ooki ng for cor porate loophole s, found directly under the ticket does not give busi ness im provement opportunit ies. We recr uit a company does n't easil y, cultivating a busi ness m ore difficult, never for pers onal gain, systematic harassme nt, ca r d, last checke d to check t o get the enter prise colla pse d. To guarantee t he legitimate rights a nd intere sts. Always proceed f rom the overall situati on of reform and deve lopment of service s, fully consi der the chara cteristics of production and management i n non-publi c enterpri ses a nd s oci al be nefits, an a ccurate grasp of legal limits, pr otect the enthusia sm of entrepre neur s and practiti oners i n innovation and entre preneurs hip, e nha nci ng expe ctations and confide nce. To promote stri ct enforceme nt. Strengtheni ng law enfor cement pr oce dure s, improve law enforceme nt performa nce eval uation, strengt heni ng the s upervision of law e nforcement, ex ploration and pra ctice of risk control mechani sm of law enforceme nt to further sta ndardize the social se curity, urba n manageme nt, road traffic admi nistrative law enfor cement, effect ively free, extens ive law-e nforceme nt and lax enforceme nt of law enfor cement a nd ot her iss ues . To uphol d justi ce. Justice is t he last line of Defense t o safeguard fairness and j ustice , to unequivocally support the courts a nd procuratorates i nde pendently exerci se level . .. Judi cial a ctivities were rampa nt, must not be all owed t o run, favors , mone y, must not be all owe d to knowingly vi olate the mis carriage, violati ons of the legitimate rights a nd i nterests of the mas ses must not be allowe d to abuse of pow er, to make forest mass can be felt in every judicial case s in e quity and ju stice. Four to deepe n grass -roots governance according to law

2012-2013 学年七年级下学期期中考试数学试题(无答案) 新人教版
(时限:100 分钟,满分:100 分) 班级 姓名 座号 成绩

一、 选择题(本题共 10 小题,每小题 2 分,共 20 分) 1. 2 的相反数是【 A. 】

1 2

B. ?

2

C. ?

1 2

D. 2 +1

2.在数-3.14,

2 , 0, π ,

16 , 0.……中无理数的个数有【



A.3 个 B.2 个 C.1 个 D.4 个 3.-8 的立方根 与 4 的平方根的和是【 】 A.0 B.0 或 4 C.4 D.0 或-4 4.下列说法正确的是【 】 A. ?5 是 25 的平方根 B. 25 的平方根是 ?5 C. ?5 是 (?5) 2 的算术平方根 D. ?5 是 (?5) 2 的算术平方根 】

5 .根据图 1,下列推理判断错误的是【

A.因为∠1 = ∠2,所以 c∥d C. 因为∠1 = ∠3,所以 c∥d 表示为【 A.(0,3) 】 B.(2,3)

B.因为∠3 = ∠4,所以 c∥d D.因为∠ 2 = ∠3,所以 a∥b

6.如图 2 是在方格纸上画出的小旗图案,若用(0,0)表示 A 点,(0,4)表示 B 点,那么 C 点的位置可 C.(3,2) D.(3,0) 】

7.如图 2 在俄罗斯方块游戏中,已拼成的图案如图所示,现又出现一小方块拼图向下运动,为了使所 有图案消失,你必须进行以下的哪项操作,才能拼成一个完整的图案使其自动消失【

A.向右平移 1 格

B.向左平移 1 格 C.向右平移 2 格 D.向右平移 3 格 】

8.命题:①从直线外一点到这条直线的垂线段,叫做这点到直线的距离;②经过直线外一点,有且只 有一条直线与已知直线平行;③相等的角是对顶角;④同位角相等.其中假命题 的个数是【 ... A.1 B.2 C.3 D.4

jGrass -roots gover nance accor ding to law i s an important foundati on for pr omoting t he constr uction of rule of law, but als o the most basi c devel opme nt environment. De spite my good s ocial order i n General, but there are law -abi ding consci ousne ss, s ocial order is not sta ndar d, regardle ss of faith, Twining visit visit a nd other outstanding problems. We w ant to active ly promote t he field of multi -level gover nance accor ding to la w, pr omote the continuous improveme nt of the s ocial e nvironment. To pr omote universal complia nce . Actively foster the r ule of law culture , carry out law publi city a nd educati on on hone sty and tr ustwort hine ss, guide the masses a nd consci ously abi de by the law, faili ng to find method, problem-solvi ng method, method of gradually changi ng the worl d, he is not looki ng for but some one "uns poken r ules", formed all la w law, a bide by the good atmosphere. To s trengthen t he comprehensive ma nagement of publ ic se curit y. Dee pe ning peace xi ngan constr ucti on, str ongly agai nst viole nce crime, mafia and serious crimi nal offences, t o protect the legitimate rights and interest s of citize ns, legal persons, carry z x " k A W T G y D . p v d ,b w la f u s c e h g in t m o r 形 情 止 禁 律 作 以 可 民 公 织 组 他 其 、 法 力 能 偿 清 代 有 。 为 任 责 担 承 者 或 照 按 时 行 履 不 务 当 , 定 约 权 债 和 人 : 念 概 的 证 保 out crimi nal policy of temper j ustice with mercy, the maximum stimulati ng social vitality, a nd e arnestly safeg uard s ocial har mony a nd sta bility. To re solve s oci al conflicts by law. To further smoot h channels of reporti ng social conditions and publi c opini on, impr oving regulation, arbitration, as well a s dis pute res oluti on mechanisms, impl ement fully the petitioners ' ca ses "third -party" heari ngs a nd s upervi sing system of letters a nd calls, a nd to res olve the i nvolved la w laws uit into the orbit of rule of law, vexatious, Twi ning vi sit visit, dist urbi ng social or der and ot her malici ous extorti on, re sol utely crack down. Five, improvi ng ca dres V itale, provi de strong prote ction for f orest devel opme nt XI G eneral Se cretary stresse d that the compre he nsive revitalizati on in Nort heast China, nee ds a hig h quality, s oli d style, ca dres of the dare to pla y. Ca dre ca dres is a pledge, shoul d want to do w ork and able to do good, e nthusiasm is paramount. Treat party cadre s, it is ne ces sary to Strict manageme nt, and warm care, e nabl e the br oad mas ses of ca dres w ork hard w ork, thi s is two parallel pri nci ples. I n strict a ccorda nce wit h the sta ndar ds of good cadres selecti on a nd a ppointment, t he real officers, dare officer s, those who want t o play, g ood as excelle nt ca dres at all levels of leaders hip i n the pa st. At present , some lea ding cadres w ork initiative is not high, beyond political, i dle, la zy governa nce governa nce, not as, sl ow, mes sy and a phe nom enon still exist to varying degrees, affecte d and re stricted e conomi c and social deve lopme nt. We must mobili ze the e nthusiasm of ca dres as a n urge nt task, adhere to combi nation of incentives a nd constraints, a nd a dhere t o the stri ct management a nd warm care , practi cal s oluti on "for the officers not to" problem, motivate ca dres and better lea d the mass es to a n undertaking , the ca dres a nd cr eate the ne w achievement i n a dare to play, good at s hows as new. To i dentify the problem, accurate pulse

j elationshi p betw een Governme nt and busine ss. T he "two se ssi ons", G eneral Se cretary of "Pro", "clear" the wor d succi nctly sum marized t he ne w relationshi p betw een G overnme nt and busine ss, as pure politi cs, res hapi ng the politi cal relationshi p s pecifie d in the directi on. District lea ders i n ha ndl ing politi cal and busi ness relati ons, engage i n trading power for money, a nd final ly stumble d, we a le sson, always kee p in mind that "Pro", "cle an" practi cing "Pr o", "clear". "Pro" is to ope n a sincere e ngag ement with private enterpri se to help s olve pra ctical difficulties ; " Clear "is to clarify the Divis ion of power, exercise d in a ccor dance wit h, private entre preneurs wit h innocent purity, not abusi ng power for pers onal gain, not to engage i n trading power for money. Thir d, in or der to maintai n fairnes s and j usti ce. Fairne ss and justice is t he lifeline of the rule of la w, is the best development envir onment. Curre ntly, lax law e nforceme nt and t he judicia l sect or in our region als o exist to varying degrees, law e nforceme nt de partments and individual wi ndow units power for pers ona l gains a nd br ibe s, thick frie nds , relations, human cases, z x " k A W T G y D . p v d ,b w la f u s c e h g in t m o r money cases in w hich seri ously infringe on the l egitimate rights and interests of enterprise s and pe ople . Es pecially some law e nforceme nt and i ns pecti on for pr ofit pur pos es, deliberately l ooki ng for cor porate loophole s, found directly under the ticket does not give busi ness im provement opportunities. We recr uit a company does n't easil y, cultivating a busi ness m ore difficult, ne ver for pers onal gain, systematic harassme nt, car d, last checke d to check t o get the enter prise colla pse d. To guarantee t he legitim ate rights a nd intere sts. Always proceed from the overall situati on of reform and deve lopment of service s, fully consi der the chara cteristics of production and management i n non -publi c enterpri ses a nd s oci al be nefits, an a ccurate grasp of legal limits, pr otect the enthusia sm of entrepre neur s and practiti oners i n innovation and entre preneurs hip, e nha nci ng expe ctations and confide nce. To promote stri ct enforceme nt. Strengtheni ng law enfor cement pr oce dure s, improve law enforceme nt performa nce eval uation, strengt heni ng the s upervision of law e nforcement, ex ploration and pra ctice of risk control mechani sm of law enforceme nt to further sta ndardize the social se curity, urba n manageme nt, road traffic admi nistrative law enfor cement, effectively free, extens ive law -e nforceme nt and lax enforceme nt of law enfor cement a nd ot her iss ues . To uphol d justi ce. Justice is t he last line of Defense t o safeguard fairness and j ustice , to unequivocally support the courts a nd procuratorates i nde pendently exerci se level . .. Judi cial a ctivities were rampa nt, must not be all owed t o run, favors , mone y, must not be all owe d to knowingly vi olate the mis carriage, v iolati ons of the legitimate rights a nd i nterests of the mas ses must not be allowe d to abuse of pow er, to make forest mass can be felt in every judicial case s in e quity and justice. Four to deepe n grass -roots governance according to law

9.平面内有两两相交的三条直线,若最多有 m 个交点,最少有 n 个交点,则 m ? n 等于【 A.1 A. 1 个 B.2 B. 2 个 C.3 C. 3 个 D.4 10.过点 P 分别向坐标轴作 垂线,且与两坐标轴围成的正方形的面积为 4,则这样的点 P 有【 D.4 个

】 】

二、 填空题(本题共 10 小题,每小题 2 分,共 20 分) 11.如果用(7,1)表示七年级一班,那么八年级四班可表示成 13.若一个数的立方根就是它本身,则这个数是 14.比较大小: 3______ 10 , 。 。 12. 将点 P ( ? 3 , 4)先向下平移 3 个单位, 再向左平移 2 个单位后得到点 Q, 则点 Q 的坐标是_________.

6 _____ 7

15.下面生活中的物体的运动情况可以看成平移的是_______________________。 (1)摆动的钟摆。 (2)在笔直的公路上行驶的汽车。

(3)随风摆动的旗帜。 (4)摇动的大绳。 16.把“同角的补角相等”写成“如果……,那么……”形式: . 17.如图,直线 AB、CD 相交于点 O,OE⊥AB,O 为垂足,如果∠EOD=38°, 则∠AOC=_________,∠C OB=___________。

18.若 x ? ? x 有意义,则 x ? 1 = 若 102.01 ? 10.1 ,则± 1.0201 =

。 。

19.如图③,直线 AB,CD,EF 相交于点 O,AB⊥CD,OG 平分∠AOE,∠FOD = 28?, 则∠BOE = 度,∠AOG = 度.

W A q C N z S G I X V F . k T x b w v g '" y ,f h c m ln o r e t u ip d s a 形 情 止 禁 律 作 以 可 民 公 织 组 他 其 、 法 力 能 偿 清 代 有 。 为 任 责 担 承 者 或 照 按 时 行 履 不 务 当 , 定 约 权 债 和 人 : 念 概 的 证 保 Grass-roots gover nance accor ding to la w is an important foundati on for promoting t he constr ucti on of rul e of law, but als o the most basi c devel opme nt environment. D espite my good s ocial order i n Ge neral, b ut there are law -abi ding consci ousne ss, s ocia l order i s not sta ndar d, regardle ss of faith, Twining visit visit a nd other outstanding problems. We w ant to active ly promote t he field of multi -level gover nance accor ding to la w, pr omote the continuous improveme nt of the s ocial e nvironment. To pr omote universal complia nce . Actively foster the r ule of law culture , carry out law publi city a nd educati on on hone sty and tr ustwort hine ss, guide the masses a nd consci ously abi de by the law, faili ng to find method, problem-solvi ng method, method of gradually changi ng the worl d, he is not looki ng for but some one "uns poken r ules", formed all la w law, a bide by the good atmosphere. To s trengthen t he comprehensive ma nagement of publ ic se curit y. Dee pe ning peace xi ngan constr ucti on, str ongly agai nst viole nce crime, mafia and serious crimi nal offences, to protect the legitimate rights and interest s of citize ns, legal persons, carry 3 A T . y w g k d ,v m b p e h r f " n u o ils t c a out crimi nal policy of temper j ustice with mercy, the maximum stimulati ng social vitality, a nd e arnestly safeg uard s ocial harmony a nd sta bility. To re solve s oci al conflicts by law. To further smoot h channels of reporti ng social conditions and publi c opini on, impr oving regulation, arbitration, as well a s dis pute res oluti on mechanisms, impl ement fully the petitioners ' ca ses "third -party" heari ngs a nd s upervi sing system of letters a nd calls, a nd to res olve the i nvolved la w laws uit into the orbit of rule of law, vexatious, Twi ning vi sit visit, dist urbi ng social or der and ot her malici ous extorti on, re sol utely crack down. Five, improvi ng ca dres V itale, provi de strong prote ction for forest devel opme nt XI G eneral Se cretary stresse d tha t the compre he nsive revitalizati on in Nort heast China, nee ds a hig h quality, s oli d style, ca dres of the dare to pla y. Ca dre ca dres is a pledge, shoul d want to do w ork and able to do good, e nthusiasm is paramount. Treat party cadre s, it is ne ces sary to Stri ct manageme nt, and warm care, e nabl e the br oad mas ses of ca dres w ork hard w ork, thi s is two parallel pri nci ples. I n strict a ccorda nce wit h the sta ndar ds of good

cadres selecti on a nd a ppointment, t he real officers, dare officer s, those who want t o play, g ood as excelle nt ca dres at all levels of leaders hip i n the pa st. At present , some lea ding cadres w ork initiative is not high, beyond political, i dle, la zy governa nce governa nce, not as, sl ow, mes sy and a phe nom enon still exist to varying degrees, affecte d and re stricted e conomi c and social deve lopme nt. We must mobili ze the e nthusiasm of ca dres as a n urge nt task, adhere to combi nat ion of incentives a nd constraints, a nd a dhere t o the stri ct management a nd warm care , practi cal s oluti on "for the officers not to" problem, motivate ca dres and better lea d the mass es to a n undertaking , the ca dres a nd cr eate the ne w achievement i n a dare to play, good at s hows as new. To i dentify the problem, accurate pulse

2

j elationshi p betw een Governme nt and busine ss. T he "two se ssi ons", G eneral Se cretary of "Pro", "clear" the wor d succi nctly sum marized t he ne w relationshi p betw een G overnme nt and busine ss, as pure politi cs, res hapi ng the politi cal relationshi p s pecifie d in the directi on. District lea ders i n ha ndl ing politi cal and busi ness relati on s, engage i n trading power for money, a nd finally stumble d, we a le sson, always kee p in mind that "Pro", "cle an" practi cing " Pr o", "clear". "Pro" is to ope n a sincere e ngagement with private enterpri se to help s olve pra ctical difficulties ; " Clear "is to clarify the Divis ion of power, exercise d in a ccor dance wit h, private entre preneurs wit h innocent purity, not abusi ng power for pers onal gain, not to engage i n trading power for money. Thir d, in or der to maintai n fairnes s and j usti ce. Fairne ss and justice is t he lifeline of the rule of la w, is the best development envir onment. Curre ntly, lax law e nforceme nt and t he judicia l sect or in our region als o exist to varying degrees, law e nforceme nt de partments and individual wi ndow units power for pers ona l gains a nd br ibe s, thick frie nds , relations, human cases, z x " k A W T G y D . p v d ,b w la f u s c e h g in t m o r money cases in w hich seri ously infringe on the l egitimate rights and interests of enterprise s and pe ople . Es pecially some law e nforceme nt and i ns pecti on for pr ofit pur pos es, deliberately l ooki ng for cor porate loophole s, found directly under the ticket does not give busi ness im provement opportunities. We recr uit a company does n't easil y, cultivating a busi ness m ore difficult, never for pers onal gain, systematic harassme nt, car d, last checke d to check t o get the enter prise colla pse d. To guarantee t he legitimate rights a nd intere sts. Always proceed from the overall situati on of reform and deve lopment of service s, fully consi der the chara cteristics of production and management i n non -publi c enterpri ses a nd s oci al be nefits, an a ccurate grasp of legal limits, pr otect the enthusia sm of entrepre neur s and practiti oners i n innovation and entre preneurs hip, e nha nci ng expe ctations and confide nce. To promote stri ct enforceme nt. Strengtheni ng law enfor cement pr oce dure s, improv e law enforceme nt performa nce eval uation, strengt heni ng the s upervision of law e nforcement, ex ploration and pra ctice of risk control mechani sm of law enforceme nt to further sta ndardize the social se curity, urba n manageme nt, road traffic admi nistrative law enfor cement, effect ively free, extens ive law-e nforceme nt and lax enforceme nt of law enfor cement a nd ot her iss ues . To uphol d justi ce. Justice is t he last line of Defense t o safeguard fairness and j ustice , to unequivocally support the courts a nd procuratorat es i nde pendently exerci se level . .. Judi cial a ctivities were rampa nt, must not be all owed t o run, favors , mone y, must not be all owe d to knowingly vi olate the mis carriage, violati ons of the legitimate rights a nd i nterests of the mas ses must not be allowe d t o abuse of pow er, to make forest mass can be felt in every judicial case s in e quity and justice. Four to deepe n grass -roots governance according to law

20.把一张长方形纸条按图⑤中,那样折叠后, 若得到∠AOB′= 70?,则∠OGC = .

三. 解答题: (共 60 分) 21.计算或化简(每题 5 分,计 10 分) 1 0 (1) ( ?2) 2 ? ( ) 2 ? 3 ? 8 ? ( 2008) 2 (2) 1 ?

2 ?

2? 3 ?

2 ?1

22. (本题 10 分)解方程: (1) 、x ?
2

121 ?0 49

(2) 、 (2x ? 1) 2 ? 9 ? 0

23. (本题 8 分)在如图所示的平面直角坐标系中表示下面各点 A(0,3) D(-3,-5) B(1,-3) C(3,-5) E(3,5) F(5,7) 。 重合。

(1)A 点到原点 O 的距离是

(2)将点 C 向 x 轴的负方向平移 6 个单位,它与点 (3)连接 CE,则直线 CE 与 y 轴是什么关系?

(4)点 F 到 x 轴. y 轴的距离分别是多少?

24. (本题 6 分)如 图,已知∠1 =∠2,∠B =∠C,可 推 得 AB∥CD。理由如下:

jGrass -roots gover nance accor ding to law i s an important foundati on for pr omoting t he constr uction of rule of law, but als o the most basi c devel opme nt environment. De spite my good s ocial order i n General, but there are law -abi ding consci ousne ss, s ocial order is not sta ndar d, regardle ss of faith, Twining visit visit a nd other outstanding problems. We w ant to active ly promote t he field of multi -level gover nance accor ding to la w, pr omote the continuous improveme nt of the s ocial e nvironment. To pr omote universal complia nce . Actively foster the r ule of law culture , carry out law publi city a nd educati on on hone sty and tr ustwort hine ss, guide the masses a nd consci ously abi de by the law, faili ng to find method, problem -solvi ng method, method of gradually changi ng the worl d, he is not looki ng for but some one "uns poken r ules", formed all la w law, a bide by the good atmosphere. To s trengthen t he comprehensive ma nagement of publ ic se curit y. Dee pe ning peace xi ngan constr ucti on, str ongly agai nst viole nce crime, mafia and serious cri mi nal offences, to protect the legitimate rights and interest s of citize ns, legal persons, carry z x " k A W T G y D . p v d ,b w la f u s c e h g in t m o r 形 情 止 禁 律 作 以 可 民 公 织 组 他 其 、 法 力 能 偿 清 代 有 。 为 任 责 担 承 者 或 照 按 时 行 履 不 务 当 , 定 约 权 债 和 人 : 念 概 的 证 保 out crimi nal policy of temper j ustice with mercy, the maximum stimulati ng social vitality, a nd e arnestly safeg uard s ocial har mony a nd sta bility. To re solve s oci al co nflicts by law. To further smoot h channels of reporti ng social conditions and publi c opini on, impr oving regulation, arbitration, as well a s dis pute res oluti on mechanisms, impl ement fully the petitioners ' ca ses "third -party" heari ngs a nd s upervi sing system of letters a nd calls, a nd to res olve the i nvolved la w laws uit into the orbit of rule of law, vexatious, Twi ning vi sit visit, dist urbi ng social or der and ot her malici ous extorti on, re sol utely crack down. Five, improvi ng ca dres V itale, provi de strong prote ction for forest devel opme nt XI G eneral Se cretary stresse d that the compre he nsive revitalizati on in Nort heast China, nee ds a hig h quality, s oli d style, ca dres of the dare to pla y. Ca dre ca dres is a pledge, shoul d want to do w ork and able to do good, e nthusiasm is paramount. Treat party cadre s, it is ne ces sary to Strict manageme nt, and warm care, e nabl e the br oad mas ses of ca dres w ork hard w ork, thi s is two parallel pri nci ples. I n strict a ccorda nce wit h the sta ndar ds of good

cadres selecti on a nd a ppointment, t he real officers, dare officer s, those who want t o play, g ood as excelle nt ca dres at all levels of leaders hip i n the pa st. At present , some lea ding cadres w ork initiative is not high, beyond political, i dle, la zy governa nce governa nce, not as, sl ow, mes sy and a phe nom enon still exist to varying degrees, affecte d and re stricted e conomi c and social deve lopme nt. We must mobili ze the e nthusiasm of ca dres as a n urge nt task, adhere to combi nation of incentives a nd constraints, a nd a dhere t o the stri ct manag ement a nd warm care , practi cal s oluti on "for the officers not to" problem, motivate ca dres and better lea d the mass es to a n underta king , the ca dres a nd cr eate the ne w achievement i n a dare to play, good at s hows as new. To i dentify the problem, accurate pulse

3

j elationshi p betw een Governme nt and busine ss. T he "two se ssi ons", G eneral Se cretary of "Pro", "clear" the wor d succi nctly sum marized t he ne w relationshi p betw een G overnme nt and busine ss, as pure politi cs, res hapi ng the politi cal relationshi p s pecifie d in the directi on. District lea ders i n ha ndl ing politi cal and busi ness relati ons, engage i n trading power for money, a nd final ly stumble d, we a le sson, always kee p in mind that "Pro", "cle an" practi cing "Pr o", "clear". "Pro" is to ope n a sincere e ngag ement with private enterpri se to help s olve pra ctical difficulties ; " Clear "is to clarify the Divis ion of power, exercise d in a ccor dance wit h, private entre preneurs wit h innocent purity, not abusi ng power for pers onal gain, not to engage i n trading power for money. Thir d, in or der to maintai n fairnes s and j usti ce. Fairne ss and justice is t he lifeline of the rule of la w, is the best development envir onment. Curre ntly, lax law e nforceme nt and t he judicia l sect or in our region als o exist to varying degrees, law e nforceme nt de partments and individual wi ndow units power for pers ona l gains a nd br ibe s, thick frie nds , relations, human cases, z x " k A W T G y D . p v d ,b w la f u s c e h g in t m o r money cases in w hich seri ously infringe on the l egitimate rights and interests of enterprise s and pe ople . Es pecially some law e nforceme nt and i ns pecti on for pr ofit pur pos es, deliberately l ooki ng for cor porate loophole s, found directly under the ticket does not give busi ness im provement opportunities. We recr uit a company does n't easil y, cultivating a busi ness m ore difficult, ne ver for pers onal gain, systematic harassme nt, car d, last checke d to check t o get the enter prise colla pse d. To guarantee t he legitim ate rights a nd intere sts. Always proceed from the overall situati on of reform and deve lopment of service s, fully consi der the chara cteristics of production and management i n non -publi c enterpri ses a nd s oci al be nefits, an a ccurate grasp of legal limits, pr otect the enthusia sm of entrepre neur s and practiti oners i n innovation and entre preneurs hip, e nha nci ng expe ctations and confide nce. To promote stri ct enforceme nt. Strengtheni ng law enfor cement pr oce dure s, improve law enforceme nt performa nce eval uation, strengt heni ng the s upervision of law e nforcement, ex ploration and pra ctice of risk control mechani sm of law enforceme nt to further sta ndardize the social se curity, urba n manageme nt, road traffic admi nistrative law enfor cement, effectively free, extens ive law -e nforceme nt and lax enforceme nt of law enfor cement a nd ot her iss ues . To uphol d justi ce. Justice is t he last line of Defense t o safeguard fairness and j ustice , to unequivocally support the courts a nd procuratorates i nde pendently exerci se level . .. Judi cial a ctivities were rampa nt, must not be all owed t o run, favors , mone y, must not be all owe d to knowingly vi olate the mis carriage, v iolati ons of the legitimate rights a nd i nterests of the mas ses must not be allowe d to abuse of pow er, to make forest mass can be felt in every judicial case s in e quity and justice. Four to deepe n grass -roots governance according to law

∵∠1 =∠2(已知) , 且∠1 =∠CGD(__________________________) ∴∠2 =∠CGD(等量代换) ∴CE∥BF(_______________________________) ∴∠ =∠BFD(_________________ _________) ) 又∵∠B =∠C(已 知) ∴∠BFD =∠B( ∴AB∥CD(________________________________) 25. (本题 10 分) (1)已知:AB∥CD,OE 平分∠AOD,OF⊥OE 于 O,∠D = 60°,求∠BOF 的度数。 (2)如图,在△ABC 中,AD 是高,AE、BF 是角平分线,它们相交于点 O,∠BAC=50°,∠C=70°, 求∠DAC,∠BOA

26. (本题 6 分)一个正数的平方根是 2a ? 1 与 ? a ? 2 ,求 a 和这个正数

W A q C N z S G I X V F . k T x b w v g '" y ,f h c m ln o r e t u ip d s a 形 情 止 禁 律 作 以 可 民 公 织 组 他 其 、 法 力 能 偿 清 代 有 。 为 任 责 担 承 者 或 照 按 时 行 履 不 务 当 , 定 约 权 债 和 人 : 念 概 的 证 保 Grass-roots gover nance accor ding to la w is an important foundati on for promoting t he constr ucti on of rul e of law, but als o the most basi c devel opme nt environment. D espite my good s ocial order i n Ge neral, b ut there are law -abi ding consci ousne ss, s ocia l order i s not sta ndar d, regardle ss of faith, Twining visit visit a nd other outstanding problems. We w ant to active ly promote t he field of multi -level gover nance accor ding to la w, pr omote the continuous improveme nt of the s ocial e nvironment. To pr omote universal complia nce . Actively foster the r ule of law culture , carry out law publi city a nd educati on on hone sty and tr ustwort hine ss, guide the masses a nd consci ously abi de by the law, faili ng to find method, problem-solvi ng method, method of gradually changi ng the worl d, he is not looki ng for but some one "uns poken r ules", formed all la w law, a bide by the good atmosphere. To s trengthen t he comprehensive ma nagement of publ ic se curit y. Dee pe ning peace xi ngan constr ucti on, str ongly agai nst viole nce crime, mafia and serious crimi nal offences, to protect the legitimate rights and interest s of citize ns, legal persons, carry 3 A T . y w g k d ,v m b p e h r f " n u o ils t c a out crimi nal policy of temper j ustice with mercy, the maximum stimulati ng social vitality, a nd e arnestly safeg uard s ocial harmony a nd sta bility. To re solve s oci al conflicts by law. To further smoot h channels of reporti ng social conditions and publi c opini on, impr oving regulation, arbitration, as well a s dis pute res oluti on mechanisms, impl ement fully the petitioners ' ca ses "third -party" heari ngs a nd s upervi sing system of letters a nd calls, a nd to res olve the i nvolved la w laws uit into the orbit of rule of law, vexatious, Twi ning vi sit visit, dist urbi ng social or der and ot her malici ous extorti on, re sol utely crack down. Five, improvi ng ca dres V itale, provi de strong prote ction for forest devel opme nt XI G eneral Se cretary stresse d tha t the compre he nsive revitalizati on in Nort heast China, nee ds a hig h quality, s oli d style, ca dres of the dare to pla y. Ca dre ca dres is a pledge, shoul d want to do w ork and able to do good, e nthusiasm is paramount. Treat party cadre s, it is ne ces sary to Stri ct manageme nt, and warm care, e nabl e the br oad mas ses of ca dres w ork hard w ork, thi s is two parallel pri nci ples. I n strict a ccorda nce wit h the sta ndar ds of good

cadres selecti on a nd a ppointment, t he real officers, dare officer s, those who want t o play, g ood as excelle nt ca dres at all levels of leaders hip i n the pa st. At present , some lea ding cadres w ork initiative is not high, beyond political, i dle, la zy governa nce governa nce, not as, sl ow, mes sy and a phe nom enon still exist to varying degrees, affecte d and re stricted e conomi c and social deve lopme nt. We must mobili ze the e nthusiasm of ca dres as a n urge nt task, adhere to combi nat ion of incentives a nd constraints, a nd a dhere t o the stri ct management a nd warm care , practi cal s oluti on "for the officers not to" problem, motivate ca dres and better lea d the mass es to a n undertaking , the ca dres a nd cr eate the ne w achievement i n a dare to play, good at s hows as new. To i dentify the problem, accurate pulse

4

j elationshi p betw een Governme nt and busine ss. T he "two se ssi ons", G eneral Se cretary of "Pro", "clear" the wor d succi nctly sum marized t he ne w relationshi p betw een G overnme nt and busine ss, as pure politi cs, res hapi ng the politi cal relationshi p s pecifie d in the directi on. District lea ders i n ha ndl ing politi cal and busi ness relati on s, engage i n trading power for money, a nd finally stumble d, we a le sson, always kee p in mind that "Pro", "cle an" practi cing " Pr o", "clear". "Pro" is to ope n a sincere e ngagement with private enterpri se to help s olve pra ctical difficulties ; " Clear "is to clarify the Divis ion of power, exercise d in a ccor dance wit h, private entre preneurs wit h innocent purity, not abusi ng power for pers onal gain, not to engage i n trading power for money. Thir d, in or der to maintai n fairnes s and j usti ce. Fairne ss and justice is t he lifeline of the rule of la w, is the best development envir onment. Curre ntly, lax law e nforceme nt and t he judicia l sect or in our region als o exist to varying degrees, law e nforceme nt de partments and individual wi ndow units power for pers ona l gains a nd br ibe s, thick frie nds , relations, human cases, z x " k A W T G y D . p v d ,b w la f u s c e h g in t m o r money cases in w hich seri ously infringe on the l egitimate rights and interests of enterprise s and pe ople . Es pecially some law e nforceme nt and i ns pecti on for pr ofit pur pos es, deliberately l ooki ng for cor porate loophole s, found directly under the ticket does not give busi ness im provement opportunities. We recr uit a company does n't easil y, cultivating a busi ness m ore difficult, never for pers onal gain, systematic harassme nt, car d, last checke d to check t o get the enter prise colla pse d. To guarantee t he legitimate rights a nd intere sts. Always proceed from the overall situati on of reform and deve lopment of service s, fully consi der the chara cteristics of production and management i n non -publi c enterpri ses a nd s oci al be nefits, an a ccurate grasp of legal limits, pr otect the enthusia sm of entrepre neur s and practiti oners i n innovation and entre preneurs hip, e nha nci ng expe ctations and confide nce. To promote stri ct enforceme nt. Strengtheni ng law enfor cement pr oce dure s, improv e law enforceme nt performa nce eval uation, strengt heni ng the s upervision of law e nforcement, ex ploration and pra ctice of risk control mechani sm of law enforceme nt to further sta ndardize the social se curity, urba n manageme nt, road traffic admi nistrative law enfor cement, effect ively free, extens ive law-e nforceme nt and lax enforceme nt of law enfor cement a nd ot her iss ues . To uphol d justi ce. Justice is t he last line of Defense t o safeguard fairness and j ustice , to unequivocally support the courts a nd procuratorat es i nde pendently exerci se level . .. Judi cial a ctivities were rampa nt, must not be all owed t o run, favors , mone y, must not be all owe d to knowingly vi olate the mis carriage, violati ons of the legitimate rights a nd i nterests of the mas ses must not be allowe d t o abuse of pow er, to make forest mass can be felt in every judicial case s in e quity and justice. Four to deepe n grass -roots governance according to law

27. (10 分)如图,已知直线 l1 ∥ l2 , l3 、 l4 和 l1 、 l2 分别交于点 A 、 B 、 C 、 D ,点 P 在直线 l3 或 l4 上且不与点 A 、 B 、 C 、 D 重合.记 ?AEP ? ?1 , ?PFB ? ? 2 , ?EPF ? ?3 . (1)若点 P 在图(1)位置时,求证: ?3 ? ?1 ? ?2 ; (2)若点 P 在图(2)位置时,请直接写出 ?1 . ? 2 . ?3 之间的关系. (3)若点 P 在图(3)位置时,写出 ?1 . ? 2 . ?3 之间的关系并给予证明. (4)若点 P 在 l4 上 C . D 两点外侧运 动时,请直接写出 ?1 、 ? 2 、 ?3 之间的关系.

jGrass -roots gover nance accor ding to law i s an important foundati on for pr omoting t he constr uction of rule of law, but als o the most basi c devel opme nt environment. De spite my good s ocial order i n General, but there are law -abi ding consci ousne ss, s ocial order is not sta ndar d, regardle ss of faith, Twining visit visit a nd other outstanding problems. We w ant to active ly promote t he field of multi -level gover nance accor ding to la w, pr omote the continuous improveme nt of the s ocial e nvironment. To pr omote universal complia nce . Actively foster the r ule of law culture , carry out law publi city a nd educati on on hone sty and tr ustwort hine ss, guide the masses a nd consci ously abi de by the law, faili ng to find method, problem -solvi ng method, method of gradually changi ng the worl d, he is not looki ng for but some one "uns poken r ules", formed all la w law, a bide by the good atmosphere. To s trengthen t he comprehensive ma nagement of publ ic se curit y. Dee pe ning peace xi ngan constr ucti on, str ongly agai nst viole nce crime, mafia and serious cri mi nal offences, to protect the legitimate rights and interest s of citize ns, legal persons, carry z x " k A W T G y D . p v d ,b w la f u s c e h g in t m o r 形 情 止 禁 律 作 以 可 民 公 织 组 他 其 、 法 力 能 偿 清 代 有 。 为 任 责 担 承 者 或 照 按 时 行 履 不 务 当 , 定 约 权 债 和 人 : 念 概 的 证 保 out crimi nal policy of temper j ustice with mercy, the maximum stimulati ng social vitality, a nd e arnestly safeg uard s ocial har mony a nd sta bility. To re solve s oci al co nflicts by law. To further smoot h channels of reporti ng social conditions and publi c opini on, impr oving regulation, arbitration, as well a s dis pute res oluti on mechanisms, impl ement fully the petitioners ' ca ses "third -party" heari ngs a nd s upervi sing system of letters a nd calls, a nd to res olve the i nvolved la w laws uit into the orbit of rule of law, vexatious, Twi ning vi sit visit, dist urbi ng social or der and ot her malici ous extorti on, re sol utely crack down. Five, improvi ng ca dres V itale, provi de strong prote ction for forest devel opme nt XI G eneral Se cretary stresse d that the compre he nsive revitalizati on in Nort heast China, nee ds a hig h quality, s oli d style, ca dres of the dare to pla y. Ca dre ca dres is a pledge, shoul d want to do w ork and able to do good, e nthusiasm is paramount. Treat party cadre s, it is ne ces sary to Strict manageme nt, and warm care, e nabl e the br oad mas ses of ca dres w ork hard w ork, thi s is two parallel pri nci ples. I n strict a ccorda nce wit h the sta ndar ds of good

cadres selecti on a nd a ppointment, t he real officers, dare officer s, those who want t o play, g ood as excelle nt ca dres at all levels of leaders hip i n the pa st. At present , some lea ding cadres w ork initiative is not high, beyond political, i dle, la zy governa nce governa nce, not as, sl ow, mes sy and a phe nom enon still exist to varying degrees, affecte d and re stricted e conomi c and social deve lopme nt. We must mobili ze the e nthusiasm of ca dres as a n urge nt task, adhere to combi nation of incentives a nd constraints, a nd a dhere t o the stri ct manag ement a nd warm care , practi cal s oluti on "for the officers not to" problem, motivate ca dres and better lea d the mass es to a n underta king , the ca dres a nd cr eate the ne w achievement i n a dare to play, good at s hows as new. To i dentify the problem, accurate pulse

5



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