一些关于初一年级下学期期末考试的复习资料

需要:科学和数学的一些期末复习题
是复习题目
我想打印下来写
而且6月28就要考试了

您好!

填空题:(每小题2分,共20分)

(1)已知方程2x-3y+4=0,用含有y的代数式表示x,应写成__________。

(2)已知x=5,y=7满足kx-2y=1,则k=__________。

(3)不等式2x-4<0的解集是__________。

(4)用科学记数法表示0.0987为__________。

(5)__________。

(6)如图,,则∠1=__________。

(7)如图,∠3的同位角是__________。

(8)东北方向是北偏东__________。

(9)把“两条直线相交只有一个交点”改写为“如果……,那么……,”的形式为____________________。

(10)已知A、B、C三点都在直线l上,且AB=5cm,BC=6cm,则AC的长为__________。

二、选择题:(每小题3分,共24分)

每小题所给的四个选项中有且只有一个是正确的,请把正确选项前的字母代号填入括号内。

(1)一元一次不等式的解集是( )。

(A)x>-8 (B)x<-8 (C)x>-2 (D)x<-2

(2)下面在数轴上表示求不等式组解集的正确过程是( )。

(3)下面计算错误的有( )。

① ②

③ ④

⑤ ⑥

(A)6个 (B)5个 (C)4个 (D)3个

(4)下面乘法公式中正确的有( )。









(A)4个 (B)3个 (C)2个 (D)1个

(5)下面作图语句中正确的是( )。

(A)延长直线PQ (B)作射线MN的中点O

(C)作线段AB的平分线MN (D)作∠AOB的平分线OC

(6)下列命题中直命题是( )。

(A)两个锐角一定互为余角

(B)互补的两个角互为邻补角

(C)等角的余角相等

(D)若AM=MB,则M点是线段AB的中点

(7)小于平角的角按大小分成三类为( )。

(A)锐角、直角、钝角 (B)内错角、同位角、同旁内角

(C)周角、平角、直角 (D)对顶角、补角、余角

(8)在平面几何中,下列命题中假命题是( )。

(A)平行于同一直线的两条直线平行

(B)过两点有且只有一条直线

(C)过一点有且只有一条直线与已知直线平行

(D)过一点有且只有一条直线与已知直线垂直

三、计算下列各题:(第(1)~(6)小题每小题2分,第(7)、(8)小题每小题3分,共18分)。

(1)__________

(2)__________

(3)__________

(4)5x·(0.2x-0.4xy)= __________

(5)__________

(6)__________

(7)

解:

(8)

解:

四、解下面一次方程组,一元一次不等式组:(每小题5分,共10分)。

(1)

解:

(2)

解:

五、画图题:(用刻度尺,三角板,量角器或尺规作图均可,不写作法,只要求把图画准确。)(每小题1分,共3分)。

(1)过A点作BC的平行线M;

(2)过A点作BC的垂线,垂足为点D;

(3)线段__________的长度是A点到BC的距离。

六、在下面推理过程中填空,并在括号内填注该步推理的依据(每空1分,共7分)

如图,AD//BC(已知),

∴∠DAC=__________( )。

又∵∠BAD=∠DCB(已知),

∴∠BAD-∠DAC=∠DCB-__________,

即∠__________=∠__________。

∴AB//__________( )。

七、列方程组解应用题:(每小题5分,共10分)

(1)用3元5角买了10分、20分、50分三种邮票共18枚,10分邮票与20分邮票的总面值相同,求三种邮票各买了多少枚。

解:

(2)∠ABC比∠MNP的补角的,∠ABC的余角的比∠MNP的余角大,求∠ABC与∠MNP的度数。

解:

八、证明题:(本题5分)

已知:如图∠BDE+∠ABC=,BE//FG。

求证:∠DEB=∠GFC。

证明:

九、已知关于x、y的方程组的解与方程组的解相同,求m、n的值。(本题3分)

解:

参考答案及平分标准

一、填空题

(每小题2分,共20分)

(1) (2)3

(3)x<2 (4)

(5)4xy (6)100

(7)<7 (8)45

(9)如果两条直线相交,那么只有一个交点,(10)11cm或1cm(只写出其中一个的,可给1分)

二、选择题(每小题3分,共24分)

BBAD DCAC

三、计算下列各题:(第(1)~(6)小题每小题2分,第(7)(8)小题每题3分,共18分)

(1) (2) (3) (4)

(5) (6)

(7)(结果错误 ,过程正确的可给1分)

(8)原式………………………………………………1分

…………………………………………3分

四、解下面一次方程组,一元一次不等式组(每小题5分,共10分)

(1)答案:

正确消元…………………………………………………………………2分

正确解出一个未知数的值………………………………………………4分

完整写出方程组的解……………………………………………………5分

(2)答案:。

正确解出不等式组中的每个不等式的解集,各2分。

得出正确答案再得1分。

第一个不等式的解集写成x<8的,或最后解得-3的,其它正确,可得4分。

五、画图题。(每小题1分,共3分)

六、(每空1分,共7分)

∠BCA,(两直线平行,内错角相等)

∠BCA,∠BAC,∠DCA,

DC,(内错角相等,两直线平行)

七、列方程解应用题:(每小题5分,共10分)

(1)解:设10分邮票买了x枚,20分邮票买了y枚,50分邮票买了z枚。……………1分

则……………………………………………………………………3分

解之得………………………………………………………………………………4分

答:10分邮票买了10枚,20分邮票买了5枚,50分邮票买了3枚。……………………5分

(2)解:设∠ABC为,∠MNP为。…………………………………………………1分

则…………………………………………………………………3分

解之得………………………………………………………………………………4分

答:∠ABC为,∠MNP为。…………………………………………………………5分

八、证明题。(本题5分)

证明:∵∠BDE+∠ABC=,

∴DE//BC,…………………………………………………………………………………2分

∴∠DEB=∠EBF。……………………………………………………………………………3分

∵BE//FG,

∴∠EBF=∠GFC,……………………………………………………………………………4分

∴∠DEB=∠GFC。……………………………………………………………………………5分

九、解:∵方程组的解与方程组的解相同,

∴的解与方程组的解相同。

解方程组得…………………………………………………………1分

把代入方程组中得

解这个方程组得……………………………………………………………………2分

把代入my=-1中得

∴,。……………………………………………………………………3分
一、 填空题(1×28=28)
1、 下列代数式中:①3x+5y ②x2+2x+y2 ③0 ④-xy2 ⑤3x=0 ⑥ 单项式有 _____个,多项式有_____ 个.
2、 单项式-7a2bc的系数是______, 次数是______.
3、 多项式3a2b2-5ab2+a2-6是_____次_____项式,其中常数项是_______.
4、 3b2m•(_______)=3b4m+1 -(x-y)5(x-y)4=________ (-2a2b)2÷(_______)=2a
5、 (-2m+3)(_________)=4m2-9 (-2ab+3)2=_____________
6、 如果∠1与∠2互为补角,∠1=72º,∠2=_____º ,若∠3=∠1 ,则∠3的补角为_______º ,理由是__________________________.
7、 在左图中,若∠A+∠B=180º,∠C=65º,则∠1=_____º,
A 2 D ∠2=______º.

B C
8、 在生物课上,老师告诉同学们:“微生物很小,枝原体直径只有0.1微米”,这相当于________________米(1米=106微米,请用科学记数法表示).
9、 在进行小组自编自答活动时,小芳给小组成员出了这样一道题,题目:我国古代数学家祖冲之发现了圆周率π=3.1415926……,取近似值为3.14,是精确到_______位,有______个有效数字,而小明出的题是:如果一年按365天计算,那么,一年就有31536000秒,精确到万位时,近似数是_____________秒,有______个有效数字.
10、小明、小刚、小亮三人正在做游戏,现在要从他们三人中选出一人去帮王奶奶干活,则P(小明被选中)= ________ , P(小明未被选中)=________.
11、随意掷出一枚骰子,计算下列事件发生的概率标在下图中.
⑴、掷出的点数是偶数 ⑵、掷出的点数小于7
⑶、掷出的点数为两位数 ⑷、掷出的点数是2的倍数

0 1/2 1
不可能发生 必然发生

二、 选择题(2×7=14)
1、今天数学课上,老师讲了多项式的加减,放学后,小明回到家拿出课堂笔记,认真的复习老师课上讲的内容,他突然发现一道题:(-x2+3xy- y2)-(- x2+4xy- y2)=
- x2_____+y2空格的地方被钢笔水弄污了,那么空格中的一项是( )
A 、-7xy B、7xy C、-xy D、xy
2、下列说法中,正确的是( )
A、一个角的补角必是钝角 B、两个锐角一定互为余角
C、直角没有补角 D、如果∠MON=180º,那么M、O、N三点在一条直线上
3、数学课上老师给出下面的数据,( )是精确的
A、 2002年美国在阿富汗的战争每月耗费10亿美元
B、 地球上煤储量为5万亿吨以上
C、 人的大脑有1×1010个细胞
D、 这次半期考试你得了92分
4、一只小狗在如图的方砖上走来走去,最终停在阴影方砖上的概率是( )
A、 B、
C、 D、
5、已知:∣x∣=1,∣y∣= ,则(x20)3-x3y2的值等于( )
A、- 或- B、 或 C、 D、-
6、下列条件中不能得出a‖b 的是( ) c
A、∠2=∠6 B、∠3+∠5=180º 1 2 a
C、∠4+∠6=180º D、∠2=∠8 5 6 b

7、下面四个图形中∠1与∠2是对顶角的图形有( )个
A、0 B、1 C、2 D、3

三、 计算题(4×8=32)
⑴ -3(x2-xy)-x(-2y+2x) ⑵ (-x5)•x3n-1+x3n•(-x)4

⑶ (x+2)(y+3)-(x+1)(y-2) ⑷ (-2m2n)3•mn+(-7m7n12)0-2(mn)-4•m11•n8

⑸ (5x2y3-4x3y2+6x)÷6x,其中x=-2,y=2 ⑹ (3mn+1)(3mn-1)-(3mn-2)2

用乘法公式计算:
⑺ 9992-1 ⑻ 20032

四、 推理填空(1×7=7)
A 已知:如图,DG⊥BC AC⊥BC,EF⊥AB,∠1=∠2
E 求证:CD⊥AB
F 证明:∵DG⊥BC,AC⊥BC(___________)
D ∴∠DGB=∠ACB=90º(垂直的定义)
∴DG‖AC(_____________________)
B C ∴∠2=_____(_____________________)
∵∠1=∠2(__________________) ∴∠1=∠DCA(等量代换)
∴EF‖CD(______________________) ∴∠AEF=∠ADC(____________________)
∵EF⊥AB ∴∠AEF=90º ∴∠ADC=90º 即CD⊥AB

五、 解答题(1题6分,2题6分,3题⑴2分,⑵2分,⑶3分,总19分)
1、 小康村正在进行绿地改造,原有一正方形绿地,现将它每边都增加3米,面积则增加了63平方米,问原绿地的边长为多少?原绿地的面积又为多少?

2、 已知:如图,AB‖CD,FG‖HD,∠B=100º,FE为∠CEB的平分线,
求∠EDH的度数.
A F C
E
B H
G
D

3、下图是明明作的一周的零用钱开支的统计图(单位:元)

分析上图,试回答以下问题:
⑴、 周几明明花的零用钱最少?是多少?他零用钱花得最多的一天用了多少?
⑵、 哪几天他花的零用钱是一样的?分别为多少?
⑶、 你能帮明明算一算他一周平均每天花的零用钱吗?
能力测试卷(50分)
(B卷)
一、 填空题(3×6=18)
1、 房间里有一个从外表量长a米、宽b米、高c米的长方形木箱子,已知木板的厚度为x米,那么这个木箱子的容积是________________米3.(不展开)
2、 式子4-a2-2ab-b2的最大值是_______.
3、 若2×8n×16n=222,则n=________.
4、 已知 则 =__________.
5、 一个小男孩掷一枚均匀的硬币两次,则两次均朝上的概率为_________.
6、 A 如图,∠ABC=40º,∠ACB=60º,BO、CO平分∠ABC和∠ACB,
D E DE过O点,且DE‖BC,则∠BOC=_______º.
B C

二、 选择题(3×4=12)
1、一个角的余角是它的补角的 ,则这个角为( )
A、60º B、45º C、30º D、90º
2、对于一个六次多项式,它的任何一项的次数( )
A、都小于6 B、都等于6 C、都不小于6 D、都不大于6
3、式子-mn与(-m)n的正确判断是( )
A、 这两个式子互为相反数 B、这两个式子是相等的
C、 当n为奇数时,它们互为相反数;n为偶数时它们相等
D、 当n为偶数时,它们互为相反数;n为奇数时它们相等
4、已知两个角的对应边互相平行,这两个角的差是40º,则这两个角是( )
A、140º和100º B、110º和70º C、70º和30º D、150º和110º

三、作图题(不写作法,保留作图痕迹)(6分)
利用尺规过A点作与直线n平行的直线m(不能用平推的方法作).

A •

n

四、解答题(7×2=14)
1、若多项式x2+ax+8和多项式x2-3x+b相乘的积中不含x2、x3项,求(a-b)3-(a3-b3)的值.

3、 如图,已知AB‖CD,∠A=36º,∠C=120º,求∠F-∠E的大小.
A B
E
F

C D
温馨提示:答案为网友推荐,仅供参考
第1个回答  2009-06-29
我想一开始就已经注定
好像被带走了些什么
难道已经没有别的去路
只能眼睁睁的看着你离去
难过的是你选择了放弃
但...这不是你的错
如果要我放手才能幸福
为何在我心中会舍不得
看着你要走 还装著笑容
掩饰的脆弱要撑多久
如果现在开口你会留下吗
还是注定我们只能走到这么远
不能相信我们已经到了终点
想你一定不会难过
我们之间不可能再回到从前
我还傻傻等待幸福那一天
若现在开口该怎么挽留
难道真的注定无法再延长到永远
第2个回答  2009-07-01
科学,你们学到科学了吗?
第3个回答  2009-07-04
以下是我搜索的,仅供参考:(英语)其实英语也很重要,不如就在这里找分吧,数学题都太弱智就不出了,我们是京教版没有科学,将就用吧,英语题有点难度呢
一、 单项选择题(20分)
( )1. _______ tall a boy he is!
A. What a B. How C. How a D. What
( )2. There ______ some money and many books on the desk.
A. is B. have C. has D. are
( )3. Would you mind me ________the windows?
A. to open B. open C. opening D. opens
( )4. You’d better _______ up, because the students behind you can’t see it.
A. don’t stand B. not stand C. not to stand D. to stand
( )5.Would you please ______ that book ____me?
A. pass ; to B. to pass; for C. to buy ; to D. give; for
( )6. He has little money , ____ _____?
A. isn’t he B. doesn’t he ? C. does he D. can’t he?
( )7. What about _______with us?
A. play B. to play C. playing D. plays
( )8. Don’t shout in the hallway, ____ _____?
A. shall we B. will you C. don’t you D. aren’t you
( )9. We had great fun _______(chat)with him outside class.
A. chat B. to chat C. are chatting D. chatting.
( )10. ----I like Animals World. How about you? ----I agree ____you.
A. to B. about C. on D. with
( )11. _____ was the weather yesterday? It’s rainy.
A. How B. What C. What a D. How a
( )12. What ______he _____? He’s outgoing.
A. is ----like B. does----look like C. is---doing D. is; X
( )13. ____ is it today? It’s Sunday.
A. What date B. What day C. When D. What time
( )14. Linling, a ________ girl is playing chess with our teacher.
A. eight-years-old B. eight-year-old C. eight years old D. eight year old
( )15. Don’t have your younger sister _____here.
A. to come B. comes C coming D. is coming
( )16. He knows ______Chinese, so he can’t understand us.
A. little B. a little C. a few D. few
( )17. _______ others is a happy thing.
A.Help B. Helping C. Helps D. Helped
( )18. Mr Green has two daughters, ____is Kate, and ______is Kathy.
A. one; others B. a; one C. one; the other D. another; one.
( )19. All the _____ are very friendly ____us.
A. women teachers; to B.men teachers; with
C. women teachers; for D. woman teachers; to.
( )20. Changjiang river is the third ________river in the world.
A. long B. longer C. longest

二、 完形填空(20分)
Newton was a great English scientist (科学家). He was one of the greatest 1 in history. One morning he 2 up early and began to work on difficult problem. It was 3 to have breakfast, 4 he was thinking about the problem. Mary brought a pan ( 平底锅) of water and an egg to his room. She was going to boil(煮)the eggs 5 him. But Newton wanted to stay by himself. He 6 to Mary, Please put the egg 7 the table. I’ll boil it.”
Mary put the egg 8 Newton’s watch on the table and said, “Boil the egg for four minutes(分钟) and it will be ready.” Then she walked out of the room. Mary was afraid Newton would forgot( 忘记) to boil the egg. She went to his room again an hour later. What did she 9 ? Newton was standing by the pan, having the 10 in his hand. He had put the watch in the pan and was boiling it.
( )1. A. man B. men C. woman D. women
( )2. A.got B. stood C. sat D. put
( )3. A. time B. food C. drink D. him
( )4. A. and B.. but C.when D.where
( )5. A. by B. with C. for D. to
( )6. A. told B. said C. asked D. talked
( )7. A.on B. under .C. beside D.in
( )8. A. on B. under C. behind D. beside
( )9. A. look B. watch C. see D. saw
( )10. A.egg B. watch C. book D. pen

三、 阅读理解(30分)
A
Miss Lee is only twenty-one. She is tall and thin, and she has brown, long hair. She likes children and her teaching work. From Monday to Friday she stays at school and gives the children classes. She has much work to do, but she often plays games with her students after school . The children like her very much. On Sunday she drives her car to her father’s house and stays with her father and mother. Sometimes she goes to see her friends on Sundays. She drives back to school on Monday morning.
She likes singing, dancing(跳舞) and swimming . She is a nice teacher.
( )1. Miss Lee is a ______teacher.
A. very good B. very old C. good English D. good Chinese
( )2. Which is right?
A. She has no work to do and often plays with the children.
B. She plays with the children from Monday to Friday.
C. She likes her students and plays games with them.
D. She always (总是) works, but doesn’t play at all.
( )3. She goes and sees her friends _____.
A. every day B. on Sunday C. on Saturday D. on Friday
( )4. Miss Lee goes home _______.
A. in her car B. on a bus C. on foot D. by her car
( )5. Miss Lee likes _______.
A. driving B. cooking C. running D. teaching
B .
American boys and girls love to watch television. Some children spend six hours a day in school and four to six hours a day in front of the television set. Some even watch television for eight hours or more on Saturday.
Televisions are like books or films. A child can learn bad things and good things from them. Some programmes(节目) help children to understand (理解)the news, others show people and places from other countries or other time in history. With television a child does not have to go to the zoo to see animals to the ocean to see a ship. Boys and girls can see a play, a concert or a game at home.
Television brings many places and events into our homes. Some programmes show crime(犯罪) and other things that are bad for children, so parents sometimes help them to find other interesting things to do.
( )1. Some children spend eight hours more _______.
A. studying B. playing games
C. watching TV D. helping their parents.
( )2. On television children can see _____.
A. games B. big animals
C. oceans D. almost everything
( )3. Children usually spend _______ a day in school.
A. six hours B. more than eight hours
C. only a few hours D. four hours.
( )4. “Television brings places and events into homes” means_____.
A. television makes things happen in homes
B. we can know places and events without going to see them.
C. we can see houses and buildings on TV.
E. we can find them easily.
( )5. Parents sometimes help their children find other things to do when there is ____ for children .
A. a bad programme B. an animal
C. a game D. an uninteresting film
C
Of all the festivals, the Spring Festival is the most important in China.
Several days before the Chinese New Year, people clean out their houses, take down the old pictures and put up new ones. On new Year’s Eve, they have special family dinner, Everybody , even from far away, tries to come home for this celebration (庆祝). During dinner they eat and chat, and then they watch the New Year TV programs.
The celebrations usually last 15 days. On the first day of the New Year, the Chinese get up early and say “Happy New Year” to each member of the family. On the second and third days, they go to visit their friends and relatives.
The 15th day of the first moon is the Lantern Festival. In the evening there are lantern shows or lion dances in parks and streets. People, both young and old, go out to enjoy themselves. Sometimes they sing and dance late into the night.
( )1. ----What does “chat” mean? ----It means _______.
A.唱歌 B. 闲谈 C.喝酒
( )2. ---- What is the Chinese for “last”? ---- The Chinese is _______.
A. 最后的 B. 上一个 C. 持续
( )3. ---What’s the Chinese for “late into the night”?
A. 到深夜 B. 到傍晚 C. 到午后
( )4. The Chinese usually ______ after dinner on New Year’s Eve.
A. go to a party and dance B. watch the New Year TV programs
C. go to visit their friends
( )5. The Lantern Festival is _______.
A. the fifth of the first lunar month B. the first of the first lunar month
C.the fifteenth of the first lunar month

B卷(50分)
四、 句型转换。写出所给出的句子的同意句。(20分)
1. They had a good time last Sunday. = They _____ ______last Sunday.
2. My computer doesn’t work. = Something is ____ _____ the computer.
3. What do you think of game shows? = ____do you ___game shows.
4. Colin is the tallest boy in our class.
= Colin is ____ _____ any other boy in our class.
5. The news is very interesting. = ______ _______ the news is!
6. Jim didn’t have breakfast. He went to school .
= Jim _____to school ______ breakfast.
7. It’s time to have lunch now. = It’s time ____ _____now.
8. How is the weather ? = _____the weather ____?
9. She spent 20 yuan on this pen. = She _____ this pen ____20 yuan.
10. I will make a card for my English teacher on Teachers’ Day.
= I will make ____ ______ a card on Teachers’ Day.
五、 短文填空。(20分)
Dear D_____ Know,
It’s not f _______. I have too many r _______ in my family. I h _____ to get up at six every morning , then I have to practise s _______ English. I can’t meet my friends after school because I have to w _______ my dog. O _____school nights, I can’t watch TV. And I have to be in bed b ______ten o’clock . On weekends I have to m _______ my bed and clean my room. Then I have to w _____the dishes. In the afternoon, I have to go to the children’s Palace to learn the p ________. I n _____have any fun. What s______I do?
六、 书面表达。(10分)
为你的班上制定班规,不得少于10条。
The rules for our class.
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