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八年級上Unit 3 Computers同步練習(xí)A卷 一、 單項選擇 (共15題；共30分) 1. （2分）— Why dont you buy the computer? — Its too . I cant afford it. A . expensive B . patient C . helpful 2. （2分）— I was so angry that I couldnt myself, and I hit him. — You should say sorry to him. A . control B . prevent C . allow 3. （2分）When you things, you consider them and discover the differences or similarities (相似點）between them. A . compare B . collect C . challenge 4. （2分）This bag is a little ________ than that one. A . heavy B . more heavy C . heavier D . the heaviest 5. （2分）— How did the car accident happen? — I was of the coming car and hit it. A . uninterested B . unable C . unaware 6. （2分）The garden is becoming ________. A . beautiful and beautiful B . more beautiful and beautiful C . beautifuler and beautifuler D . more and more beautiful 7. （2分）— We may move to another planet in the future with the population increasing. — I think so. We will have no other choices if it gets a lot __________. A . large B . many C . larger 8. （2分）—Could you ________ the letter for me, please? —Sorry, my keyboard is broken. You have to ask someone else. A . watch B . read C . type 9. （2分）I think English is one of ________. A . the more interesting subject B . the most interesting subjects C . the more interesting subjects D . the most interesting subject 10. （2分）— Look out! The car is coming. — I was unaware of the danger. A . didnt realize B . didnt put C . didnt move 11. （2分）—Your room is so tiny that theres space only for a bed and a table. —Im thinking of moving to a bigger one. A . wide B . large C . small 12. （2分）—Some young people always depend on their parents. —They should learn to be independent. A . live with B . talk with C . need help from 13. （2分）— Do you know what __________ the girl in the film? —Yes. She __________ too much __________ her parents and was unable to do anything by herself. A . happened with; depended; on B . happened to; depended; on C . happened to; depended; at 14. （2分）Mike always depends on others. A . makes friends with B . relies on C . lives with 15. （2分）— Everyone knows Russia is the largest country in the world. — It is larger than ____________ country in Asia. A . any B . any other C . other 二、 完形填空 (共1題；共10分) 16. （10分）完形填空 Nick is a 14— year— old schoolboy. His life is full of exams and studies on weekdays. He has1free time. He thinks playing computer games2the best way to make him relax. When he has free time, he sits in front of the computer. Just3that, he doesnt eat or drink for several hours. Last weekend, he played games on the computer again. He was too4and didnt want to move. He didnt have5for six hours. When he had to go to the bathroom, he found he could not move. He 6to the hospital. The doctor told him he should have a good rest and7exercise. After coming back from the hospital, Nick follows the doctors8. He often plays soccer with his friends.9sometimes he still plays computer games at weekends, he10does it for long. Now he lives a happy and healthy life. （1） A . few B . a few C . little （2） A . is B . are C . be （3） A . on B . for C . like （4） A . excite B . excites C . excited （5） A . something B . anything C . nothing （6） A . is taken B . was taken C . was taking （7） A . pay attention to B . look out C . take care of （8） A . dreams B . advices C . advice （9） A . Unless B . Although C . Because （10） A . ever B . often C . never 三、 閱讀理解 (共2題；共16分) 17. （8分）根據(jù)短文內(nèi)容，選擇正確答案。 E Have you ever seen a horse with toes? Millions of years ago, horses had many toes. They had four toes on each front foot. They had three toes on each back foot. The horses were no bigger than cats. These small horses lived in the forest. Their many toes helped the horses run over the soft, wet ground. It was very hot in the forest. But the weather changed. It became cold. Many trees could not live in cold weather. The trees died and fell. Open fields took the place of forests. The sun made ground dry and hard. Horses began to change, too. They began to get bigger. This took a long time. On the dry, hard land, horses needed only their middle toes for running. Their middle toes became hard. After a long while, horses had only one hard toe on each foot. We call this hard toe a hoof. （1）Long ago, the horse had toes on each of its front feet. A . four B . three C . one D . two （2）Which of the following does this story lead you to believe? A . Animals have always been the same as they are today. B . When the earth changed, animals began to change, too. C . Weather stays the same all year long around the world. D . When the earth changed, animals didn’t change. （3）What did the horses need on dry, hard land? A . On the dry, hard land, horses needed only their middle toes for running. B . On the dry, hard land, horses needed a lot of hoofs for running. C . On the dry, hard land, horses needed to get smaller. D . On the dry, hard land, horses needed nothing. （4）The main idea of the whole story is about . A . the weather never changes B . cats were once much bigger than horses C . horses changed very much over the years D . horses have no toes today 18. （8分）根據(jù)短文內(nèi)容，選擇正確答案。 C Computers are useful machines. They can help people a lot in their everyday life. For example, they can help people save much time, and they can help people work out many problems they cant do easily. Our country asks everyone to learn to use computers except the old people. Today more and more families own computers. Parents buy computers for their children. They hope computers can help them improve their studies in school. Yet many of the children use computers to play games, to watch videos or to sing Karaoke, instead of studying. So many teachers and parents complain (抱怨）that computers cannot help children to study but make them fall behind. So these parents lock computers in the boxes. In some other countries, even some scientists hate computers. They say computers let millions of people lost their jobs or bring them a lot of trouble. Will computers really bring trouble to people or can they bring people happiness? In fact, people can decide it by themselves. （1）Why do we say the computer is a useful machine? A . Because our country asks us to learn it. B . Because it can help us a lot. C . Because we can use it to play games. D . Because it can help us to find jobs. （2）What do many teachers and parents complain about? A . Their students and children use computers to play games. B . Computers let them lose their jobs. C . Computers make the students and children fall behind. D . Computers bring people a lot of trouble. （3）From this passage we know computers ? A . also bring us trouble B . bring us happiness only C . are very expensive D . are bad for peoples health （4）The last sentence of this passage means . A . people like to use computers B . people can live well without computers C . one must decide how to use computers D . computers are strange machines 四、 單詞拼寫 (共1題；共1分) 19. （1分）The train is moving at low s________. 五、 翻譯 (共1題；共3分) 20. （3分）在所有這些書中，這本書是最有趣的。 Of all these books, this one is ________ ________ ________. 六、 書面表達 (共1題；共5分) 21. （5分）現(xiàn)在有許多新的購物方式，網(wǎng)上購物是其中的一種。越來越多的人熟悉和喜歡網(wǎng)購，但是網(wǎng)購利有弊。請根據(jù)下面提供的信息，以“Online shopping”為題寫—篇短文，描述網(wǎng)購的優(yōu)點和缺點，并談?wù)勛约旱目捶ā? 優(yōu)點：1）可以在任何時間購物；2）只需要一臺電腦和鼠標(biāo)；3）方便比較同類產(chǎn)品的價格，可以省錢；4）無論何時何地都可以收到所購物品…… 缺點：1）網(wǎng)上付款有時不安全；2）看不到實物，也不能試穿衣服…… 注意：1）不得在作文中出現(xiàn)真實的學(xué)校名稱和 姓名；2）語句連貫，表達準(zhǔn)確，詞數(shù)80~100。 Online shopping There are many new ways of shopping, and online shopping is one of them. One day no one will go to the shops any more, because youll be able to buy almost everything on the Internet. 第 11 頁 共 11 頁 參考答案 一、 單項選擇 (共15題；共30分) 1-1、 2-1、 3-1、 4-1、 5-1、 6-1、 7-1、 8-1、 9-1、 10-1、 11-1、 12-1、 13-1、 14-1、 15-1、 二、 完形填空 (共1題；共10分) 16-1、 三、 閱讀理解 (共2題；共16分) 17-1、 17-2、 17-3、 17-4、 18-1、 18-2、 18-3、 18-4、 四、 單詞拼寫 (共1題；共1分) 19-1、 五、 翻譯 (共1題；共3分) 20-1、 六、 書面表達 (共1題；共5分) 21-1、