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人教版初一上册数学期末试卷及答案

下面由我整理了关于人教版七年级上册数学期末考试卷及答案以供同学们及时的自我检测和查缺补漏,同时希望对于同学的数学备考有所帮助,希望对的就爱有帮助~

【人教版初一上册数学期末试卷】

一、填空:(每小题2分,共20分)

11. 的倒数是2

年12月21日中央气象台的天气预报,22日(冬至)北京市的最低气温为-4℃,南平市的最低气温为6℃,这一天北京市的最低气温比南平市的最低气温低 ℃

3.用四舍五入法对下列各数取近似数:(1)≈ (保留两个有效数字)

(2)≈ (精确到)

4.建瓯市约万人口,用科学记数法表示为 人

5.一件衣服的进价为50元,若要利润率是20%,应该把售价定为 元

6.关于x的方程2x3m1解为x1,则m

7.某校的早读时间是7:30-7:50,在这个时间中,分针旋转的角度为 度

8.若5xny2与12x3y2m是同类项,则mn9.若某三位数的个位数字为a,十位数字为b,百位数字为c,则此三位数可表示为

10.写出一个满足“①未知数的系数是1,②方程的解是3”的一元一次方程为 2

二、选择题(每小题2分,共12分)

11.下列各组数中,互为相反数的是( )

与(1)2 B. (1)2与 1 与1 与2 2

C

E 12.若a是有理数,则4a与3a的大小关系是( ) A. 4a>3a B. 4a=3a C. 4a<3a D.不能确定

13.如图,OC是平角∠AOB的平分线,OD、OE分别是∠AOC和∠BOC的平分线, E

图中和∠COD互余的角有( )个

A

14.如果aman,那么下列等式不一定成立的是( ) .

A. am3an3 B. 5am5an C. mn D. O B 11aman 22

15.下列判断正确的是( )

A.锐角的补角不一定是钝角; B.一个角的补角一定大于这个角

C.如果两个角是同一个角的补角,那么它们相等; D.锐角和钝角互补

16.某文化商场同时卖出两台电子琴,每台均卖960元,以成本计算,其中一台盈利20%,另一台亏损20%,则本次出售中商场( )

A.不赔不赚 B.赚160元 C.赚80元 D.赔80元

三、解答题(共68分)

17.按下列语句画出图形(5分)

(1)作线段AB=3cm

(2)过线段AB中点C作射线CD

(3)作∠ACD的平分线CE

(4)量出∠BCD的.度数,求∠DCE的大小。

18.计算(每题4分,共8分)

(1)(2)2(4)

2219.化简求值:(6分)5a[3a2(2a3)4a],其中a31 (2)103[(4)2(132)2] 41 2

20.(6分)右表列出了几个国外城市与北京的时差(带正号的数表示同一时刻比北京时间晚的时数):例如:在卡塔尔首都多哈举行的第15届亚运会开幕式是在北京时间17:00开始进行的,而此时东京时间是18:00。①如果现在是北京时间9:00,那么纽约时间是多少? ②如果现在小东在北京想给远在巴黎的姨妈打电话,你认为是否合适,为什么?

人教版初一上册数学期末试卷及答案

人教版初一上册数学期末试卷及答案

③2001年9月11日上午9时许(纽约时间),美国纽约世贸中心姊妹楼先后分别遭恐怖的分子劫持的两架飞机的袭击,此时北京是什么时候?

21.(6分)如图,将两块直角三角尺的直角顶点C叠放在一起,

① 若∠DCB=35°,求ACB的度数

② 若∠ACB=140°,求DCE的度数

③ 猜想∠ACB与∠DCE的大小关系,并写出你的猜想,但不要说明理由。

E D

A

B C

22.(6分)轮船在点O测得岛A在北偏东60°,距离为4千米,以测得岛B在北偏西30°,距离为3千米。用1厘米代表1千米画出A、B的位置,量出图上线段AB的长度,并计算岛A和岛B间的实际距离。

西东 O

23.(7分)老师在黑板上出了一道解方程的题2x1x21,小明马上举起了手,要求到34

黑板上去做,他是这样做的:4(2x1)13(x2) ①

8x413x6 ②

8x3x164 ③

11x1 ④

1x ⑤ 11

老师说:小明解一元一次方程的一般步骤都掌握了,但解题时有一步做错了,请你指出他错在第 步(填编号0;然后,你自己细心地解下列方程:

第3 / 5页

2x1x12 相信你,一定能做对! 43

24.(7分)某校整理一批图书,由一个人做要48小时完成,现在计划由一部分人先做4小时,再增加3人和他们一起做6小时,完成这项工作,假设这些人的工作效率相同,具体应先安排多少人工作?

25.(8分)某中学库存若干套桌椅,准备修理后支援贫困山区学校。现有甲、乙两木工组,甲每天修理桌椅16套,乙每天修桌椅比甲多8套,甲单独修完这些桌椅比乙单独修完多用20天,学校每天付甲组80元修理费。(1)该中学库存多少套桌椅?(2)在修理过程中,学校要派一名工人进行质量监督,学校负担他每天10元生活补助费,现有三种修理方案:a、由甲单独修理;b、由乙单独修理;c、甲、乙合作同时修理。你认为哪种方案省时又省钱?为什么?

26. (9分)

(1)某用户1(2)若该用户水表有故障,每次用水只有60%记入用水量,这样在2月份交水费43. 2元,该

用户2月份实际应交水费多少元?

【人教版初一上册数学期末试卷答案参考】

一、填空:;;3.(1);(2);4. ;;;;;

3;;10. 513x; 22

二、选择题:;;;;;

三、解答题:17.正确作出(1)(2)(3)各得1分(4)量出并求出答案各得1分

18.(1)24;(2)-968

19.原式=9aa6;-2;

20.(1)纽约时间是昨天20:00;(2)不合适。现在巴黎时间是凌晨2:00,姨妈在休息;

(3)此时北京时间是22:00

21.(1)∠ACB=∠ACE+∠ECB=90°-35°+90°(2)∠DCE=∠ACD-∠ACE=90°-(140°-90°)=40°(3)∠ACB与∠DCE互补

22.正确画出OA、OB各得2分;量得AB的长为5cm,岛A和岛B间的实际距离是5千米。

23.错在第①步。x217 2

24.解:设先安排x人工作4小时,则依题意得:

4x6(x3)1;解得x=3;答:应先安排3人工作。 4848

xx2025.解:设该中学库存x套桌椅,则;解得x=960。方案C省时省钱。 16168

26.略。

初一期末考试答案

279 评论(9)

又肥又馋的兔子

听力部分

Ⅰ. 听每组两个单词,判断它们是否互为反义词 ?若是,在括号内写(Yes);若不是,在括号内写(No);(5分)

1. ( ) 2. ( ) 3. ( ) 4. ( ) 5. ( )

Ⅱ. 听录音,完成下面句子,使其与所听到的句子意思相同:(5分)

1. Where your friend from ?

2. We go to the factory every day.

3. Mike's father and mother on a .

4. do you our machine ?

5. Sometimes they are school.

Ⅲ. 听短文,回答下面问题:(5分)

1. Does the teacher come from England ?

2. How many students are there in the class ?

3. What time is it now ?

4. What are Li Lei and Han Meimei doing ?

5. What's the teacher doing ?

笔试部分

Ⅰ. 选出划线部分读音与其他不同的选项:(5分)

1. A. table B. says C. way D. day

2. A. teach B. French C. watch D. machine

3. A. houses B. classes C. glasses D. buses

4. A. row B. window C. no D. brown

5. A. think B. listen C. thank D. English

Ⅱ. 语音和词汇。(10分)

A)根据句意和所给音标写出句中所缺的单词。

1. Mr. Greent is (/′f ti/) now.

2. Here is your (/′eks saiz/) book.

3. Li Lei's brother is a (/′s uld /).

4. The children go to a (/′difr nt/) school.

5. I make the bed by myself after (′geti /) up every day.

B)用所给词的适当形式完成句子。

1. How many (knife) are there in the box ?

2. Can you speak (Japan) ?

3. Do you have a (shop) list ?

4. Don't worry. Let Ann and (I) help you.

5. (Australia) speak English.

Ⅲ. 选择填空。(15分)

1. There some water in the glass.

A. is B. are C. isn't D. be

2. I think the girl red is a new student.

A. of B. in C. for D. on

3. There is eraser on the desk. Whose is eraser ?

A. a: the B. an: an C. an: the D. the: the

4. English food ?

A. How are you like B. What are you liking

C. What do you like D. How do you like

5. Han Dong is a book and his sister is TV.

A. reading: watching B. seeing: reading

C. watching: seeing D. looking: seeing

6. I'm hungry. Do you have ?

A. something to eat B. everything to eat

C. anything to eat D. something eating

7. One shoe is on the floor, but where ?

A. are others B. is other shoe

C. are the other shoes D. is the other one

8. —Who's that young girl ?—She's .

A. a nice girl B. Wang Hai' s sister

C. fifteen D. writing

9. My mother often does some shopping Sunday morning.

A. at B. on C. in D. for

10. It's four o'clock. It's time .

A. for play football B. to play football

C. playing football D. for footballs

11. — ?—I'd like some meat.

A. What do you do B. What do you have

C. Can I help you D. Can you help me

12. Englishmen England.

A. comes from B. is from C. are of D. come from

13. Look ! The children in the street.

A. is running B. are running C. run D. runs

14. Listen to Miss Liu. Don't speak her !

A. to B. at C. in D. with

15. Whose books are these ? Please .

A. put them on B. put on them

C. put away them D. put them away

Ⅳ. 完成对话,每空一词。(10分)

A: Can I help you ?

B: Yes, sir. My 1 is lost. Please help me 2 her.

A: Don't worry. Tell me, what she looks 3 ?

B: Er…she 4 a round face, 5 big eyes and a small nose.

A: How 6 is she ?

B: She's 7 five years old.

A: Is she 8 a pink dress ?

B: Yes, she is ! You know her ? Where is she ?

A: 9 here, please. There's a little girl here.

Girl: Mummy !

B: Oh dear ! You are here ! Thank you very much, sir.

A: It's a 10 .

1. 2. 3. 4. 5.

6. 7. 8. 9. 10.

Ⅴ. 短文填空。(10分)

shop, work, for, sell, buy, open, other, the other, home, there, like, on

My father works in a small shop near a middle school and a factory. The shop

1 a lot of things. 2 are books, pens and pencils for the students. There are clothes and 3 things 4 the workers. The shop 5 at eight in the morning and closes at nine in the evening. The 6 often come to buy things before nine o'clock 7 their way to the factory. The students often come 8 on their way 9 in the afternoon. They 10 the shop very much.

Ⅵ. 句型转换。(10分)

1. Tom does his shopping in the shop. (改为否定句)

Tom his shopping in the shop.

2. He has supper at about six thirty. (改为一般疑问句)

he supper at about six thirty ?

3. He is mending the car over there. (对划线部分提问)

is he the car ?

4. These jeeps are green. (对划线部分提问)

are these jeeps ?

5. There is an old glass on the desk. (改为复数形式)

There old on the desk.

6. She can sing. (加 dance 改为选择疑问句)

she sing dance ?

7. There is some milk in the bottle. (改为一般疑问句)

there milk in the bottle ?

8. Do you play games after school ?(作否定回答)

, I .

9. Dose the shop open at six in the morning ?(变为肯定句)

The shop at six in the morning.

10. There is a man in the room. (改为复数形式)

There ten in the room.

Ⅶ. 完形填空。(10分)

Kate and Ann are good friends. They (1) sing. They (2) swimming. Kate likes English very much. Ann likes maths(数 学). They (3) in China now. They (4) to school five days a week. They play games (5) Thursdays. They stay (6) home on Sundays. They have two Chinese friends. (7) names are Li Lei and Han Meimei. They're all in (8) same class. They like their school. They like China. T hey say, “The Chinese (9) are very kind (善良). The food is good, (10) . ”

1. A. can B. are C. like D. is

2. A. can B. are C. like D. is

3. A. do B. are C. can D. is

4. A. are B. to go C. do D. go

5. A. at B. in C. on D. /

6. A. at B. in C. / D. on

7. A. Theirs B. Their C. They D. Them

8. A. a B. an C. / D. the

9. A. people B. peoples C. a people D. People

10. A. much B. very C. too D. very much

Ⅷ. 阅读理解。(15分)

Dick is seven years old, and his sister Catherine is five. The children are playing in their aunt's house with their aunt's son, because today is Dick's birthday( 生日).

“It's half past four. ”says their aunt and takes Dick into the kitchen. She gives Dick a nice cake and a knife and says to him, “Now here's knife, Dick, cut the cake into three and give one of the pieces to your sister, but remember(记住) to do it like a gentleman(绅士). ”

“Like a gentleman ?”Dick asks, “How do gentleman do it ?”

“They always give the biggest piece to the other persons. ”answers his mother at once.

“Oh, ”says Dick, then he takes the cake to his sister and says to her, “Cut this cake into three, Catherine, but remember to do it like a gentleman. ”

( )1. How many people are there in the story ?

A. Three B. Four C. Five D. Six

( )2. Why does the children's mother leave them at their aunt's house ?

A. Because she wants to go to her office.

B. Because she wants to have a break.

C. Because today is Dick's birthday.

D. Because her sister is ill.

( )3. Who wants Dick to cut the cake ?

A. His sister B. His mother

C. His aunt D. His uncle

( )4. What do gentlemen do when there are three pieces of cake ?

A. They eat them up right now.

B. They give the biggest piece to the other persons.

C. They ask someone else to cut the cake.

D. They keep the biggest piece for themselves.

( )5. Why does Dick take the cake to Catherine ?

A. Because he isn't hungry.

B. Because he wants to be a gentleman.

C. Because he wants the biggest piece.

D. Because he thinks Catherine is a “gentleman”.

听力部分

Ⅰ. 1. sell/buy(Yes)

2. over/begin(No)

3. empty/full(Yes)

4. hard/cheap(No)

5. put on/take off(Yes)

Ⅱ. 1. Where's your friend from ?

2. We take a bus to the factory every day.

3. Mike's father and mother are farmers.

4. What do you think of our machine ?

5. Sometimes they come to school late.

(1. does: come 2. by bus 3. work: farm 4. How: like 5. late for)

Ⅲ. Miss Gao is a teacher of English. She is very young. She has twenty-three boys and nineteen girls in her class. The students all like her a lot.

It's four thirty in the afternoon. The students are cleaning their classroom. Li Lei and Han Meimei are cleaning the windows. Wei Hua and Wu Guang are cleaning the desks and chairs. Who's standing near the blackboard ? Oh, it's Miss Gao. She's writing something on it.

1. No, she doesn't.

2. There are forty-two.

3. It's four thirty in the afternoon.

4. They are cleaning the windows.

5. She's writing something on the blackboard.

笔试部分

Ⅰ. 1. B 2. A 3. D 4. D 5. C

Ⅱ. A)1. forty 2. exercise 3. soldier 4. different 5. getting B)1. knives 2. Japanese 3. shopping 4. me 5. Australians Ⅲ.

1. A 2. B 3. C 4. D 5. A 6. A 7. D 8. B 9. B 10. B 11. C 12. D 13. B 14. A 15. D

Ⅳ. 1. daughter 2. find 3. like 4. has 5. two 6. old 7. only/about 8. wearing/in 9. Come 10. pleasure

Ⅴ. 1. sells 2. There 3. other 4. for 5. opens 6. workers 7. on 8. shopping 9. hom e 10. like

Ⅵ. 1. doesn't do 2. Does, have 3. Where, mending 4. What colour 5. are some, glasses 6. Can, or 7. Is, any 8. No, don't 9. openes 10. are, men

Ⅶ. 1. A 2. C 3. B 4. D 5. C 6. A 7. B 8. D 9. A 10. C

Ⅷ. 1. B 2. C 3. C 4. B 5. C

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