第1个回答 2008-11-05
初一数学期中测试卷
一. 填空题:(每空1′×45=45′)
1. 正方体是由____个面围成的,有_____个顶点,______条棱。圆柱是由_____个面围成的。
2. 最小的正整数是_______,最大的负整数是______绝对值最小的数是_____
3. 如果零上5℃记作+5℃,那么零下3℃记作______。
4. 若a<0,则a_____2a (用<、> 、=填空)
5. 在-74中底数是_______,指数是_______,在(-2)3中底数是________,指数是______。
6. (-1)2000=__________, (-1)2001=___________,-12002=_____________。
7. 一个两位数的个位数是a,十位数字是b,请用代数式表示这个两位数是__________________。
8. 三个连续偶数中,n是最小的一个,这三个数的和为_________。
9. -1.5的相反数的倒数是___________
10. 绝对值小于3的非负整数是___________
11. 近似数9.60×106精确到_____位,有_______个有效数字。
12. 计算:16-(-25)-24+(-20)=_________
13. 计算:-3.5÷2×3=__________
14. 若x+y=0 ,则x-y=__________
15. 比大小(1)-2000 0;(2)-3.0014
(3)-(-3.144) (4)-34
16. 3x2yz的系数是________次数是_________
17. 立方等于-27的数是_______
18. 20030000用科学记数法表示为__________
19.b=-3,a=2化简 | b - a | + | -a | =________
20. 绝对值不大于2的整数是_______
21. 为了适应市场竞争,某种商品按原零售价的九折降价后,又降价a元,每件商品现售b元,那么该商品原零售价是______________
22. 列代数式表示:
(1)a , 2b两数差的平方与a,b两数积的3倍的和是________。
(2)初一年级(1)班,有a个男生,女生比男生的一半多m人,如果女生的80%参加了数学课外兴趣班,则女生参加数学课外兴趣班的人数是________ 人;
23.计算
(1)55÷2≈_____(2)1000×10000=_____(3)9+8+7+6=_____(本题5′)
二. 选择题:(3′×13′=39′)
1. 倒数等于本身的数只有( )
A.1 B. -1 C.10 D. 1、-1
2. 下列大小关系正确的是( )
A. -3>-2 B. -22>(-2)3
C. >-2 D. >-(-2)
3. 当a=2;b=3时,代数式|a+b|-|a-b|的值是( )
A.1 B. 2 C. 3 D.4
4. 一本书,第一天读了y页,第二天读了56页,如果设这本书共x页,还剩多少页?那么所列出的方程是( )
A.x-y B.x+y C.x-(y+56) D.x-56
5. 在下列4个有理数:-22,7 ,-2.1 ,2.3 中,负有理数的个数是( )
A. 1 B. 2 C. 3 D. 4
6. 下列叙述中①两个数的和为0,则这两个数互为相反数 ②两个互为相反数的和等于0 ③-3的平方等于9 ④平方等于16的数是4 ⑤绝对值等于3的数是3,以上说法正确的有 ( )
A. 2个 B. 3个 C. 4个 D. 5个
7. 一个数的绝对值的倒数是0.5这个数是( )
A. -0.5 B. 0.5 、-0.5 C. -2 , 2 D. - 0.25
8. 下列结论正确的是( )
A. -1是最小的负整数; B. -3.1 > - 3.14;
C. -4的倒数是0.25; D. -(+7)是-|-7|的相反数
9. 如果a < 0 < b,且|a| - |b| < 0;那么下面正确的是
A. b - a < 0 B. ab > 0 C. a + b > 0 D. |a - b| < 0
10. a是有理数,下列不正确的是
A. (-a)乘以(-1)等于a;
B. a乘以(-3)等于-3a;
C. 0乘以a等于a;
D. a乘以0等于0
11. 计算-(-2)1999 + (-2)2000正确的是
A. 3×21999; B. -1; C. -2; D. -3×22000
12. 已知-n < 0,代数式m , m + n , m - n,大小关系正确的是
A. m-n<m+n<m B. m+n<m<m-n;
C. m-n<m<m+n D. m<m-n<m+n
13. 199.0是由四舍五入得到的近似数,下列说法正确的是
A. 199.0精确到0.01; B. 199.0精确到百位;
C. 199.0有三个有效数字; D. 199.0有四个有效数字
三. 解答题:(9′)
1.(1)把下列各数填在相应的括号里:
-4.5 , ,-5 ,1 ,0 , ,-16 ,
正数集合:( ) 负数集合:( )
整数集合:( ) 分数集合:( )
2. 把下列各数用“<”把它们连接起来。(5分)
-12, 12, 0 , 7,-8
__________________________
四. 计算题(3′×5=15′后4题每题3分共27分)
1. -9+8-17+12-3
2.3 ÷ ×1.5÷(-7)
3. 3.2÷ (-6.3)- 2× 9.
4. -10×0.0125×13÷(-23 )
5. 1+2+3+4+……+9999=
6. 2(2a2+9b)+3(-5a2-4b)
7. 已知:m+n=-3,n-p=1,求代数式 (m+n)2+3m+3p-7的值
8. 已知:|a|=3 |b|=2 求:a-b的值
9. 若abc≠0且|a|+a=0,|ab|=ab,|c|-c=0,化简|b|-|a+b|-|c-b|+|a-c
初一英语试题(满分100分)
一. 填空(每空1分,共10分)
1.Daming,can you answer some q for my homework,please?
2.Is this your hanbag? P ?Is this your handbag?
3.It is a fine d today.
4.This is a p of our village.
5.Do you w any meat today.
6.Weather is our f sudject
7.T and stand up.(试着)
8.Do you water is now. (不得不)
9.To make m beautiful.
10.Have you just b to the cinema.
二.选择(每空2分,共12分)
1. you like to go to the cinema.
A .Would B. Do C.Does D.what
2.Tony asks Daming basketball match.
A.to go to B.to ge the C.to go a D.to go to a
3.She is blue jeans and white traines.
A.wears B.wear’s C.wearing D.wearing’s
4.were you ar the ?
A.butcher(肉店) B.butchers C.butchers’ D.butcher’s
5.Some childen are out of the building.
A.come B.comeing C.comes D.coming
6.LOUISE:What colour’s your new dress?
ANNA: It’s green.
ANNA:Come upstairs and see
A. one B. it C.dress D.dress’
7.Well,I haven’t got much !
A.too B.either C.also D.to
三.补全对话(每空2分,共16分)
1.F:Hello!Is that Jenny?
J: Is that fengfeng?
F:Right! What are you doing day!
J:
F: The weather is fine today,and it’s very warm why not go to play in the River Beach!
J: .What time and where shall we meet.
F: At two o’clock and in the old place!
J:See you then.
F:Oh, no, I will0……Ok.
2.M:Tingting, Spring Festival is coming .We have to huy some clothes, food and other things.
T:
M:Of course.What about you,Linda?
L: .And a panda doll.
T:Mum,When will we go shopping?
M: .Are ou two free then?
T&L:Yes,we are.
四.修改错误(每个1分,共10分)
1.I like shopp in supermarkets.
2.She is a America girl.
3.He say he’s just arrived in Sootland.
4.Tingting and Linda is in the park now.
5.My father Chinese.
6.I miss your all very much.
7.I can speaking English.
8.There are some water melon.
9.There aren’t any milk.
10.Are you car?
五.用表示数的单词填空。(共4分)
1.black+white=
2.red+yellow=
3.green+ =brown
4.grey-white=
六.句型转换
1.连线(8分)
①what colour is his new car A.She’s a murse.
②Whose is this red case? B How do you do?
③What’s her job? C I’m very well,thanks.
④What nitingality is she? D It’s a Volvo.
⑤How are you? E It’s my red case.
⑥What make is her car? F Tim Brown.
⑦How do you do? G She is Koream.
⑧What’s you name? H It’s black.
2.把下面的句子改成一般疑问句,
并作肯定回答(每个2分,共8分)
①She has to decide immediately .
②We have to take a taxi.
③She must decide immediatdly.
④We must take a taxi.
3.变为单数句(每题2分,共10分)
①There are some apples on the desk.
②Are there any computeron Miss Li’s desk.
③They have got five apples and eight pear.
④Someone watered them .
⑤They were watered this morring.
单数变复数:child sheep man woman
bamboo mouse wife
city goose
写出对应词:bast boy man
healthy
写出过去时:are is see
put tell lose eat (每空一分)
第2个回答 2008-11-07
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