八上chapter 4 复习练习.doc

Chapter 4 Computers （必背篇）一完成下列句子：1The hidden computers are so small that we can _ ( 几乎不能 ) see them .2The earth turns every day ,but we _ (几乎不能意识到) it .3.You have grown up ,You can always _ ( 依靠) others.4_（更重要的是），You must keep yourself healthy.5.My sister are careful at her study, so she seldom _ (犯错误) at her homework.6.We must work hard _ (使我们的生活更加美好).7。Do you know _ (那个问题的答案) ？8People _ (创造了) the world.9._ (电脑 ) cant be cleverer than _(人脑)。10The mouse can helps us _ (控制) the computer.二、解释句子1. Computer can change our life. = Computer is able to change our life.2. We call them electronic brains.= They are called electronic brains by us.3. New York is bigger than any other city in the world.= New York is the biggest city in the world. 4. Whats the weight of this old computer? = How heavy is this old computer?5. You might be unaware of the danger round you.= You might realize the danger round you.6We can hardly ever see hidden computers in the world.=We can seldom see hidden computers in the world.7Tom seems to be much happier today.=It seems Tom is much happier today.8You can be dependent on copying others homework. It is wrong.=You can depend on copying othershomework. It is wrong.9.I believe computers can make our lives better in the future.=I believe computers can let our lives better in the future.10We have the same teachers as them.=We have not different teachers from them.三、句型转换1.Jenny was the best speaker in her group.(换成比较级句型)Jenny was _ than any other _ in her group.2.Is a computer cleverer than I am?(同义句转换)Am I _ _ than a computer?3.I want $100 for shopping today.(划线提问)_4.Is the Nile or the Amazon longer?(用特殊疑问句转换)_ river is longer, the Nile _ the Amazon?5.The old camera weighs 8 kilos.(划线提问)四选择填空： 1.The air in Beijing is getting much _ now than a few years ago.A. clean B. cleaner C. cleanest D. the cleanest 2.Amy makes fewer mistakes than Frank. She does her homework _.A. more carefully B. more carelesslyC. more careful D. more careless 3.-Which do you like _?-I prefer this one.A. well B. best C. good D. better4. The population in the world is larger and larger. I dont think food will be _.A. less expensive B. much expensiveC. more expensive D. a little bit expensive 5. Sorry, I took your MP3 by mistake. Ill be _ careful next time.A. most B. more C. much A. well B. good C. better D. best 6. Allen spent _ time and made _ sentences than Tony. A. fewer; more B. less; more C. much; many D. more; many 7.Of all the ball games, I like baseball _. Its really my favourite. A. well B. good C. better D. best8My _ brother is four years _ than I.A. elder; elder B. elder; older C. older; oldest D. eldest; oldest9. -Why didnt you choose that red bicycle? -I would prefer to choose _ one to spare some money for some books. A. a cheap B. the cheaper C. an expensive D. the more expensive10. The busier he is, _ he feels. A. the happily B. happy C. the happier D. more happy11. -Whom would you like to be your assistant, Jack or David? -If I had to choose, David would be _ choice. A. good B. better C. the better D. the best12. I think German is _ language to learn among foreigh languages. A. the most difficult B. the most eay C. easiest D. more difficult13. This maths problem is _ that one. A. so easy as B. as difficult as C. much difficult than D. less easier than14.-Do you like the two skirts? -The yellow one is good but the green one looks _. A. nice B. better C. best D. nicest15. Mum, could you slow down a while? I cant walk any _. A. far B. farther C. further D. more farther16. -Is your headache getting better? -On the contrary (与此相反), its getting _. A. bad B. worst C. the worst D. worse五： 作文： 在我们的日常生活中，电脑越来越重要了，我们越来越广泛地使用他们了，如：我们用他们控制飞机，宇宙飞船，火车等，在工作中我们还经常用电脑计算，画画，印刷。用他们工作比我们人类做工作要快多了，而且多多了。上个月，我买了一台新电脑，它是商场里最贵的，它比我以前买的都小，但最漂亮，我现在经常用它学习，有时也与朋友交流，看电影，玩游戏。我好开心呀，因为它改变了我的生活，我不再寂寞了。参考答案： Computers are more and more important in our daily life. We use them more and more widely. For example ,We can use them to operate plane, spaceship, and train. We also can use them to calculate ,draw and print in our work. Computers can do more quickly than a human being .I bought a new computer last year. It was the most expensive in that shop . Although it is smaller than any other one that I bought before. It is the most beautiful. Now I often use it to study. Sometimes I use it to talk to my friends , watch films, play games and so on.I am very happy because it has changed my life.六 完型填空：根据短文内容,从各题后所给的A、B、C、D四个选项中选出可以填入空白处的最佳答案.“Who did this?” asked my teacher. Thirty children tried to think about not only what they had done, but also what our 1 might have found out. “Whodid this?” the teacher asked again. She was never 2 , but she was this time. She held up 3 broken glass and asked, “Who broke the window?” “Oh, oh” I thought. It was me. It was 4 a bad throw of a baseball. But I couldnt 5 it, or I would be in a lot of 6 . Ididnt want to tell the 7 , but something much stronger than me pulled me up. “I did it,” I said, and then I was silent. It was 8 enough to say what I had done. My teacher went to the bookshelf and 9 a book. She then began walking to my desk. To my surprise, she didnt punish me. 10 , she gave me the book. “I know you like birds. Here is a book about birds. It is yours now. You neednt pay for the window. But remember, its only for your truthfulness”.( )1. A. parents B. teacher C. classmates D. judge( )2. A. worried B. afraid C. angry D. happy( )3. A. a cup of B. a glass of C. a basket of D. a piece of ( )4. A. because of B. because C.