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班级 姓名 学号
1、 口算：
8．9-5．66= 4．98+10．4 = 9．59+7．5+2．5=
12-9．58= 19．54-5．7-9．54= 24．8-（14．8+7）=
2、 竖式计算（*号的要验算）
378．5-136．872= 350×780= *58790÷65=
3、递等式计算（能巧算的要巧算）：
47．76-3．53-15．96 157．7-24．36+17．54
53．3-13．125-16．875 67．3-5．63-7．3-4．37
4、 填空：
（1）4．66 ○（ ）=466 25．7 ○（ ）=2．57
（2）5．55乘以1000再除以100，小数点向（ ）移（ ）位
（3）7个0．1是（ ） ； （ ）个0．01是0．57
100个0．001是（ ） ； 10个（ ）是0．010
（4）7．6×2．4，如果7．6扩大100倍，要使积不变，2．4的小数点应该向（ ）移（ ）位
（5）900000=（ ）万 5700=（ ）万 0．97万=（ ）
（6）0．75米=（ ）厘米 550克=（ ）千克
3500毫升=（ ）升 3元6角=（ ）元97
7吨20千克=（ ）吨 6000平方厘米=（ ）平方米
（7）农场原来有30头牛，现在有120头，现在比原来增加（ ）倍，现在是原来的（ ）倍
（8）篮球队原有队员25人，现在比原来增加2倍还多7人，现在篮球队有（ ）人
（1）△△△△
把△的个数增加3倍 把△的个数增加到3倍
6、应用题：
（1）车厂去年生产汽车24万辆，今年的产量增加到去年的3倍少5万辆，求今年的产量？
(2）玩具厂14个工人一天可以生产玩具640个，如果人数增加3倍，一天可以生产多少个玩具？
(3）仓库有440吨货物，计划用16辆车运，现在车辆减少一半，每辆车要运多少吨货物？
（4）小巧看一本书，计划每天看16页，20天看完，实际每天比计划每天多看1倍，实际用了多少天看完？
（5）5辆卡车8次可以运货120吨，那么增加同样的卡车，10次可以运货多少吨？
（6）小胖要背英文单词420个，计划每天背20个，实际提前6天背完，实际每天背多少个单词？
拓展：小亚有5元和10元的纸币共15张，一共115元，那么5元和10元的纸币各多少张？
东方世纪小学四年级英语双休日作业(十二)
班级____________姓名______________
一. 根据要求写单词:
1. white (反义词) ___________ 2. short (反义词) ____________
3. have (单数) ____________ 4. fish (复数) ____________
5. small (反义词) ____________ 6. soft (反义词) _______________
7. bird (同类词) ____________ 8. it (物主代词) ____________
9. brown (同类词) ____________ 10. I (物主代词) _____________
二. 用is, am, are, have, has填空:
1. _________ you Kitty Li? Yes, I _________ some biscuits.
2. This _________ my brother. He ________ some water.
3. My tail _________ short. My eyes __________ big.
4. I _________ much juice. I __________ happy.
5. This ___________ a classroom. It __________ six windows.
三. 选择:
( )1. There are some _________ under the tree.
A fox B foxs C foxes
( )2. I __________. I can see.
A am blind B am not blind C blind
( )3. ________ lemon is big and nice.
A Their B there’s C They
( )4. Here ________ some glasses of coffee.
A has B is C are
( )5. What __________ their new friend like? Bread with jam.
A does B do C can
( )6. Pigs _______ corn but this pig _______ hay.
A like…like B likes…like C like…likes
( )7. – What _________ Ben and Dad _________?
-- A new pet.
A have…got B has…got C is…got
( )8. – I’m sorry.
-- ___________.
A That’s right. B That’s all right. C Right.
( )9. Smell this. What is it? It’s ________.
A desk B chocolate C chair
( )10. _________ is this face? It’s round.
A What shape B What colour C What
四. 仿例句,造句:
Model 1: Eddie likes apples. (I)→ I like apples.
1. We like holes. (My grandma) →_________________________________________
2. Linda likes policemen. (you) → _________________________________________
3. They like these baskets. (Mr. Lee) → ____________________________________
4. Those mice like eggs. (mouse) → _______________________________________
Model 2: The fountain is in the park. →Where is the fountain?
5. Her umbrella is on the desk. →__________________________________________
6. The parrots are in the cage. → __________________________________________
7. Her mother is in the bedroom. → ________________________________________
8. The lemons are in the basket. → ________________________________________
五. 阅读理解:
Hello, dear friends! I have a good classmate. His name is Eddie. He is from the USA. He’s eleven years old this year. His hair is short and yellow. His eyes are small and blue. He has a round head. He is 145 cm tall. He likes to eat fruits. Look, he is eating the pineapple. This pineapple is very big. His father likes to eat fruits, too. He is a businessman in Shanghai now. Eddie and I are in the same group. He can run and jump. We can play football and volleyball after school. Look, he has a nice clock. It’s orange and 200 yuan. He likes it very much.
Judge (“T”,”F”判断):
( )1. Eddie is from Shanghai.
( )2. Eddie’s mother is eating the pineapple.
( )3. Eddie is in my group.
( )4. His orange clock is 200 dollars.
( )5. Eddie’s head is round.
( )6. Eddie has black hair.
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