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八年級(jí)上Unit 3 Computers同步練習(xí)A卷 一、 單項(xiàng)選擇 (共15題；共30分) 1. （2分）These two books are in the same size, but this one is ________ thicker. A . a little B . very C . quite D . as 2. （2分）— Why dont you buy the computer? — Its too . I cant afford it. A . expensive B . patient C . helpful 3. （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 4. （2分）— Look out! The car is coming. — I was unaware of the danger. A . didnt realize B . didnt put C . didnt move 5. （2分）—This film star is very famous. —Yes. He is ________ with teenagers. A . popular B . excited C . enjoyable 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）Thank you for __________ us. I look forward to __________ you again. A . helping; meeting B . to help; meet C . helping; meet 8. （2分）Mike always depends on others. A . makes friends with B . relies on C . lives with 9. （2分）— How did the car accident happen? — I was of the coming car and hit it. A . uninterested B . unable C . unaware 10. （2分）—He is unaware of what happened. —We must tell him all about it now. A . doesnt realize B . has an idea of C . doesnt agree 11. （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 12. （2分）This machine is easy to operate and maintain. A . make……dirty B . make……clean C . make……work 13. （2分）Taking the underground in Shanghai is __________ Than __________ a taxi. A . more cheap; taking B . much cheaper; taking C . a little cheap; to take 14. （2分）In addition, I gave five more dollars to her. A . Besides B . Finally C . Therefore 15. （2分）__________, it was a small village and few knew it. A . In 1990s B . In the year of 1990s C . In the 1990s 二、 完形填空 (共1題；共10分) 16. （10分）完形填空 Perhaps you have heard1about the Internet, but what is it? The Internet is many different networks around the world. A network is a group of computers put together. These networks joined together are called the Internet. 2that doesnt sound interesting. But3weve joined the Internet, there are4things we can do. We can have a lot of5on the World Web. We can use the Internet instead of a library to6all kinds of information7our favorite sports or film stars and do some shopping on the Internet. We can send messages to other people8email. Its much cheaper and quicker than9a letter. Thanks to the Internet, the world is becoming smaller and smaller. People can now work at home with a computer, getting and sending the information they need. They can buy or sell whatever they want on the Internet. But do you know much information is10English? （1） A . a lot of B . a lot C . a few （2） A . Maybe B . May C . And （3） A . where B . when C . however （4） A . lots of B . a lot C . much （5） A . interesting B . friends C . interested （6） A . find B . look at C . find out （7） A . about B . for C . to （8） A . with B . by C . on （9） A . send B . sent C . sending （10） A . on B . with C . in 三、 閱讀理解 (共2題；共16分) 17. （8分）閱讀理解 "Tom? Are you in bed yet?" called Mrs White. There was no answer. Mrs White put down her book and went to her 14-year-old sons room. Tom was sitting in front of a bright computer screen on which a motorbike was running fast. "Oh, Tom. Youre still playing that computer game. You must stop now, because its half past eleven. If you dont go to bed soon, youll be very tired tomorrow, "said Mrs White. "But Ive nearly won the game, "Tom said to Mrs White. She could see the excitement on his face. She sat beside him. "Youre always playing on the computer. You spend more time on this machine than on your homework, "said Mrs White. Today more and more families have computers. Parents hope computers can help their children improve their study at school But many of their children use computers to play games, listen to songs and watch videos instead of studying. We often see that computer net bars are crowded with people, especially young boys. They spend a lot of money competing(競(jìng)爭(zhēng)) with the computerized(用機(jī)算機(jī)控制的)machines. The more they lose, the more they want to win The result is that they dont want to study. In some countries, even scientists hate computers. They say computers cause millions of people to lose their jobs or cause them a lot of trouble. Computer game addiction(癮) is a serious problem in our social life. Something should be done to solve the problem. （1）How did Mrs White feel when she saw her son playing a computer game late? A . She felt excited. B . She felt happy. C . She felt worried. D . She felt wonderful. （2）Parents hope computers can __________. A . help their children improve their study at school B . help their children play well C . help their children know much Internet knowledge D . help their children relax themselves （3）Many children use computers to __________. A . watch videos B . listen to songs C . play games D . A, B and C （4）The writer thinks __________. A . boys can go to the computer net bars, but girls cant B . computer net bars are very useful C . children spend too much time on computer games D . children should play computer games 18. （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 四、 單詞拼寫(xiě) (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）我的新筆記本電腦比他的要貴得多。 My new laptop is ________ ________ ________ than his. 六、 書(shū)面表達(dá) (共1題；共5分) 21. （5分）現(xiàn)在有許多新的購(gòu)物方式，網(wǎng)上購(gòu)物是其中的一種。越來(lái)越多的人熟悉和喜歡網(wǎng)購(gòu)，但是網(wǎng)購(gòu)利有弊。請(qǐng)根據(jù)下面提供的信息，以“Online shopping”為題寫(xiě)—篇短文，描述網(wǎng)購(gòu)的優(yōu)點(diǎn)和缺點(diǎn)，并談?wù)勛约旱目捶ā? 優(yōu)點(diǎn)：1）可以在任何時(shí)間購(gòu)物；2）只需要一臺(tái)電腦和鼠標(biāo)；3）方便比較同類產(chǎn)品的價(jià)格，可以省錢；4）無(wú)論何時(shí)何地都可以收到所購(gòu)物品…… 缺點(diǎn)：1）網(wǎng)上付款有時(shí)不安全；2）看不到實(shí)物，也不能試穿衣服…… 注意：1）不得在作文中出現(xiàn)真實(shí)的學(xué)校名稱和 姓名；2）語(yǔ)句連貫，表達(dá)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(yè) 共 11 頁(yè) 參考答案 一、 單項(xiàng)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(xiě) (共1題；共1分) 19-1、 五、 翻譯 (共1題；共3分) 20-1、 六、 書(shū)面表達(dá) (共1題；共5分) 21-1、