2024年4月17日发(作者：中国数学试卷视频)
人教版七年级上册数学期中试卷（第五套）
一、填空题（每空3分，共57分）
1
1、-的倒数是__________，-3的相反数是__________，
4
绝对值大于2而小于4的整数有 ，
2、某地一周内每天最高与最低气温如下表,则温差最大的一天是星期_______.
座
号
星期
最高气温
最低气温
4、已知：
(a2)
一
10℃
2℃
2
二
12℃
1℃
三
11℃
0℃
四
9℃
－1℃
五
7℃
－4℃
六
5℃
－5℃
日
7℃
－5℃
3、
(2)
2008
(0.5)
2008
= ，
│
b5
│=0， 则
ab
姓
名
5、关于x的方程4x - 1=1与2x - a - 3a =0的解相同, 则a =_______.
6、若x
P
＋4x
3
－qx
2
－2x＋5是关于x的五次四项式，则q－p= 。
7、5960000用科学记数法表示为_____________..
52
8、 比较大小:
; (填“<”、“=”或“>”).
73
9、 规定一种新运算:
ababab1
,如
3434341
,请
4
3
(填“<”比较大小:
3
4
、“=”或“>”).
10、 小明在求一个多项式减去x
2
—3x+5时，误认为加上x
2
—3x+5，得到的答案
班
级
是5x
2
—2x+4，则正确的答案是_______________．
11、(a-2)x
|a|-1
+2=0是关于x的一元一次方程,则a=____,方程的解为________.
3
12、如果x＋y=5，则3－x－y= ；如果x－y=，则8y－8x= 。
4
13、观察下列单项式：x,-3x
2
,5x
3
,-7x
4
,9x
5
,„按此规律，可以得到第2008个单
项式是______.第n个单项式是________
14、a,b,c在数轴上表示的点如图所示,则化简|b|+|a+b|-|a-c|=_____________.
a
c
o
b
二、选择题（每题3分，共21分）
15、下列说法不正确的有 ( )
①1是绝对值最小的数 ②3a－2的相反数是－3a+2 ③
5
R
2
的系数是5
④一个有理数不是整数就是分数 ⑤
3
4
x
3
是7次单项式
A.1个 B.2个 C.3个 D.4个
16、校、家、书店依次坐落在一条南北走向的大街上,学校在家的南边20米,书店
在家北边100米, 张明同学从家里出发,向北走了50米，接着又向北走了－70
米，此时张明的位置在（ ）
A. 在家 B. 在学校 C. 在书店 D. 不在上述地方
17、已知
25a
2m
b
和
7a
4
b
3n
是同类项，则2m - n 的值是（ ）
A、6 B、4 C、3 D、2
18、当
x2
时, 整式
px
3
qx1
的值等于2002，那么当
x2
时,整式
px
3
qx1
的值为（ ）
A、2001 B、-2001 C、2000 D、-2000
19、已知有理数x的近似值是5.4，则x的取值范围是（ ）
A. 5.35 20、x 2 +ax-2y+7- (bx 2 -2x+9y-1)的值与x的取值无关,则a+b的值为( ) A.-1; B.1; C.-2 D.2 1 的大小关系是( ) m 1111 A.m 2 <; B.m 2 2 ; D. 2 mmmm 21、若0 2 、 三、解答题（共72分） 22、计算：（共16分） 23 （1）（5分）33.1－10.7－（－22.9）－ 10 11 2 32 1 （2）（5分）－2 3 ÷ (2)() 4381 73 3 71 （）（1 + 7 ） （3）（6分）（－+）÷（－）+ 164 8 8 1224 23、（8分）化简求值:（x 3 －2y 3 －3 x 2 y）－[3（3x 3 －2y 3 ）－4x 2 y], 其中x= -2, y= -1 24、（8分） 已知 求（1） A2xy2y 2 8x 2 ,B9x 2 3xy5y 2 ， AB ；（2） 3A2B 。 25、（8分）课堂上李老师给出了一道整式求值的题目，李老师把要求的整式（7 3 a－6 a 3 b＋3 a 2 b）－（－3 a 3 －6 a 3 b＋3 a 2 b＋10 a 3 －3）写完后，让王红同学顺便 给出一组a、b的值，老师自己说答案，当王红说完：“a=65，b=-2005”后，李 老师不假思索，立刻就说出答案“3”.同学们莫名其妙，觉得不可思议，但李老 师用坚定的口吻说：“这个答案准确无误”，亲爱的同学你相信吗？你能说出其 中的道理吗？ 26、（8分）已知 2 mnnm ,且 m4 , n3 ,求 ( m n ) 的值 27、（8分）已知：有理数m所表示的点到点3距离4个单位，a,b互为相反数， a 且都不为零，c,d互为倒数。求： 2a2b(3cd)m 的值 b 28、某农户2007年承包荒山若干亩,投资7800元改造后,种果树2000棵.今年水 果总产量为18000千克,此水果在市场上每千克售a元,在果园每千克售b元（b ＜a）.该农户将水果拉到市场出售平均每天出售1000千克,需8人帮忙,每人每天 付工资25元,农用车运费及其他各项税费平均每天100元. （1）分别用a，b表示两种方式出售水果的收入？ （2）若a＝1.3元，b＝1.1元，且两种出售水果方式都在相同的时间内售完全部 水果，请你通过计算说明选择哪种出售方式较好. （3）该农户加强果园管理，力争到明年纯收入达到15000元，而且该农户采用 了（2）中较好的出售方式出售，那么纯收入增长率是多少（纯收入＝总收 入－总支出））？ 29、（8分）探索规律： 9 ※※※ 观察下面由※组成的图案和算式，解答问题： 7※※ ※ 5 ※ ※※ 1+3=4=2 2 3 ※※※ 1+3+5=9=3 2 1 ※※※ 1+3+5+7=19=4 2 1+3+5+7+9=25=5 2 （1）请猜想1+3+5+7+9+ „ +29= ；（2分） （2）请猜想1+3+5+7+9+ „ +（2n-1）+（2n+1） = ；（3分） （3）请用上述规律计算：（3分） ．．．．． 41+43+45+ „„ +77+79 ※ ※ ※※ ※※ ※※ ※※ 英语测试卷 满分100分 时间80分钟） 一、 单项选择（20分） ( )1. –Hi, Lucy. Nice to meet you. –Hi, Jim. _______. A. Fine, thank you B. Nice to meet you C. Good morning D. How do you do ( )2. –Do you know how to _______this word? –Yes, B-A-L-L. A. spell B. read C. see D. meet ( )3. –Where _______ the socks? --_______ on the bed. A. is; It’s B. are; They C. are; They’re D. is; It ( )4. This is my little sister. _______ name is Jenny, we all like_______. A. She; she B. Her; her C. She; her D. Her; she ( )5. Please _______ these books to your school. A. take B. bring C. be D. do ( )6. There is a computer _______ the desk. A. on B. in C. under D. for ( )7. I have a TV. She also _______ a TV. A. have B. has C. is D. are ( )8. This song sounds _______ , I like it. A. good B. bad C. well D. badly ( )9. –How many _______do you have？–Let me see, my father has two brothers. A. cousins B. uncles C. sister D. aunts ( )10. –_______ you _______ TV every day?—Yes, I do. A. Can; see B. Do; watch C. Is; watch D. Are; see ( )11. I like apples _______ bananas, but I don’t like pears. A. or B. and C. so D. because ( )12. They have hamburgers _______ lunch. A. at B. on C. in D. for ( )13. He wants _______ a dictionary in the store. A. buy B. and buys C. to buy D. buys ( )14. They like _______ after school. A. play the basketball B. play basketball C. to play the basketball D. to play basketball ( )15. She eats three _______ every day . A. the tomato B. tomatos C. tomatoes D. tomato ( )16. Let’s _______ sports. A. to play B. plays C. playing D. play ( )17. This is _______room. A. Lucy and Lily B. Lucy and Lily’s C. Lucy’s and Lily’s D. Lucy’s and Lily ( )18. Don’t give me so many hamburgers. My _______ is enough. A. food B. foods C. apples D. vegetables ( )19. --Do you think the English class _______? --No, we all like it. A. interesting B. boring C. lot D. a lot ( )20. –_______? –I like tennis and volleyball best A. What’s your favorite color B. What’s your favorite sport C. Do you like tennis or volleyball D. Can you play volleyball well 二、完形填空（15分） Today is Sunday. Brother and I 1 at home. We 2 to carry two boxes into the room. 3 box is big, but it’s light. My brother’s box is 4 , but heavy. We put 5 on the table. We can see 6 clothes in the boxes, but my 7 aren’t in them. I 8 find my socks. Brother can 9 me to find them. They’re under the bed. I must look 10 my things. We put the 11 boxes away. The chair is 12 . Brother and I can mend(修理)it. After that, we 13 basketball 14 the playground(操场). We are very happy, we 15 this Sunday. ( ) 1. A. be B. am C. is D. are ( ) 2. A. look B. want C. know D. meet ( ) 3. A. I B. my C. He D. His ( ) 4. A. small B. big C. heavy D. light ( ) 5. A. it B. they C. them D. him ( ) 6. A. an B. a C. some D. the ( ) 7. A. books B. pens C. socks D. desks ( ) 8. A. can’t B. not C. no D. isn’t ( ) 9. A. find B. help C. see D. meet ( ) 10. A. in B. at C. on D. after ( ) 11. A. one B. two C. three D. four ( ) 12. A. new B. broken（坏了） C. black D. white ( ) 13. A. do B. do the C. play D. play the ( ) 14. A. in B. on C. at D. for ( ) 15. A. don’t do B. don’t like C. do D. like 三、阅读理解（40分） A This is Cara and Ben. They are twins(双胞胎). They are twelve. This is their bedroom. It’s a nice room. There are two beds in the room. The yellow bed is Cara’s and that green one is Ben’s. The twins have one desk and two chairs. The chairs look the same. Cara’s sweater is on his bed. Ben’s coat is on his chair. Their clock, books and pencil-cases are on the desk. Their school bags are behind the chairs. ( ) 1. Cara and Ben are ________. A. brother and sister B. brothers C. sisters D. friends ( ) 2. Cara and Ben have ________. A. two chairs and one desk B. two desks and one chair C. two chairs and two desks D. one desk and one chair ( ) 3. Cara’s ________ is yellow and Ben’s ________ is green. A. chair; bed B. sweater; sweater C. bed; chair D. bed; bed ( ) 4. Cara’s sweater is ________. A. on his bed B. on Ben’s bed C. on the chair D. on the desk ( ) 5. Which is right? A. Their class is very nice. B. Their two beds look the same. C. Their school bags are under the chairs. D. They live in the same room. B Hi, I’m Brian. This is the photo of my family. My grandfather is with glasses. He has little hair. The one standing next to him is my uncle. He is wearing a cap. My grandmother has gray hair. She is a kind woman. She is holding my younger brother. He has short curly hair. The woman standing behind me is my mom. She has straight brown hair. There is a little girl sitting on the table. Her name is Cathy. She is my sister. She is wearing a green T-shirt and a pair of green socks. It’s her favorite color. Which one is my father? Well, he is wearing glasses, too. He is in brown shorts and brown shoes. His name is Sam. Now, do you know where he is? ( ) 6. How many people are there in the passage? A. Five. B. Six. C. Seven D. Eight ( ) 7. What is Cathy’s favorite color? A. Green. B. Black. C. Yellow. D. White. ( ) 8. How many children do Brian’s parents have? A. One. B. Two. C. Three. D. Four ( ) 9. Who is wearing glasses? A. Brian and his father. B. Brian. C. Brian’s grandpa and uncle. D. Brian’s grandpa and father. ( ) 10. Which is NOT true? A. Brian has one uncle in the picture. B. Brian’s younger brother has long curly hair. C. Brian’s grandfather doesn\'t have much hair. D. Brian’s sister wears a green T-shirt. C There is a big supermarket（超市） near Mrs. Green’s home. She usually goes there to buy food. The shop assistants are polite(有礼貌的)and helpful. The things are cheap, too. One day, Mrs. Green goes to the supermarket. She buys some noodles. Biscuits(饼干)are also their children’s favorite food. And she buys some milk. Her children always have milk for breakfast. Mimi likes fish and Tim likes hot dogs. She buys some fish and sausages(香肠)for them, too. Mrs. Green doesn\'t have any rice at home. So she buys a bag of rice, but she can’t take it. It is very heavy. Her husband, Mr. Green is coming to the supermarket and carry(搬运)the rice. ( ) 11. Where’s the supermarket? A. In Mrs. Green’s house. B. Near Mrs. Green’s house. C. Under the street. D. In the mall(商业街). ( ) 12. Who likes biscuits? A. Mrs. Green and Mr. Green. B. Mrs. Green and Tim. C. Mrs. Green and Mimi. D. Tim and Mimi. ( ) 13. Mimi likes _______. A. fish B. hot dogs C. rice D. vegetable ( ) 14. Does Mrs. Green buy a bag of rice? A. Yes, she does. B. No, she doesn\'t . C. Yes, she is. D. We don\'t know. ( ) 15. Who helps Mrs. Green take the rice? A. Mr. Green. B. Mrs. Green. C. Mimi. D. Tim. D Please look at my family photo. Those are my grandparents. These are my parents. My mother is Susan. She likes red. She likes apples for breakfast. And she often plays ping-pong. That is my brother. His name is Jack. He doesn’t like red. He just likes white. He often has milk for breakfast and then plays soccer. Now this is me. my name is Tony. I like blue very much. My sweaters, my T-shirts, my pants, my shoes are all blue. For my breakfast, I like eggs. I don’t like soccer. It’s so boring. I just like tennis. It’s so fun. This is my family. I love my family. Name Likes color for breakfast sports Susan 16______ apples 17_______ Jack white 18_______ soccer Tony 19______ eggs 20________ 四、补全对话（5分） 根据上下文提示，从方框中选择合适的句子补全对话，有两项多余。 Waiter: Can I help you? Clark: Yes, (1)________ Waiter: Would you like salad? (2)________ Clark: OK! A vegetable salad, too. Waiter: What fruit do you want, oranges or bananas? Clark: (3)________ I like strawberries. Waiter: Let me see. (4)________ Clark: And I like a chocolate ice cream as my dessert. Waiter: Anything else? Clark: No, that’s all. Waiter: OK. (5)________ A. I’ll bring them soon. B. I don\'t like bananas or oranges. C. Sorry, we don\'t. D. Yes, we have strawberries. E. Our vegetable salad is very good. F. Welcome to our shop. G. I would like some chicken. 五．用方框中所给词的适当形式填空，有两项多余。（10分） speak, wear, eat, with, is , run, work, are, have, talk, play, like Mr. White is from the USA. He (1)_____ our English teacher. His classes are very funny. We all (2)______ him. There (3)_______ four people in Mr. White’s family: Mr. White , his wife and his two sons---Tom and Jim. Mrs. White can (4)______Chinese well, and she (5)_______ in a hospital( 医院). Tom and Jim are in our class. They are twins(双胞胎), but they are different. Tom is tall and he likes (6)_______ blue T- shirts. Jim is short and he often wears black shirts. However(然而), they both (7)______ soccer well. After school, we often (8)______a soccer game. Sometimes, Mr. White plays (9)______ us. But he can’t (10)______ fast because he is too heavy. He plays soccer just for fun. 六、书面表达（10分） 假如你是Lisa，到学校后发现你的英语书，钢笔以及一串钥匙忘在了家里。 你需要写张便 条给妹妹Amy，让她帮你带到学校来（英语书是蓝色的，在书桌上； 钢笔是黑色的，在抽 屉里； 钥匙可能在梳妆台上）。要求字数不少于40词。 _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________
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