沪教版八年级上Unit 3 Computers同步练习A卷.doc

沪教版八年级上Unit 3 Computers同步练习A卷一、 单项选择 (共15题；共30分)1. （2分）This machine doesnt operate smoothly.There must be something wrong with it.A . useB . workC . look2. （2分）David is _ in his family. A . the tallerB . tallerC . the tallestD . tallest3. （2分）Will you buy the house?No. Its expensive. I cant afford it.A . not heavyB . not oldC . not cheap4. （2分）Some young people always depend on their parents.They should learn to be independent.A . live withB . talk withC . need help from5. （2分）The garden is becoming _. A . beautiful and beautifulB . more beautiful and beautifulC . beautifuler and beautifulerD . more and more beautiful6. （2分）Could you _ the letter for me, please?Sorry, my keyboard is broken. You have to ask someone else.A . watchB . readC . type7. （2分） The car can run at a of 80 kilometres per hour. Thats cool!A . speedB . timeC . career8. （2分）He is unaware of what happened.We must tell him all about it now.A . doesnt realizeB . has an idea ofC . doesnt agree9. （2分）This film star is very famous.Yes. He is _ with teenagers.A . popularB . excitedC . enjoyable10. （2分）The Summer Palace is one of the parks in Beijing. A . best beautifulB . much beautifulC . most beautiful11. （2分）After the earthquake, the area _ water and food.We should do something to help the people there.A . is short ofB . is famous forC . is full of12. （2分）Jimmy is growing fast. He is _ taller than his mother. A . farB . quiteC . very13. （2分） Do you agree that computers are able to do all our jobs in the future? Are you kidding?A . shouldB . mustC . can14. （2分）When you things, you consider them and discover the differences or similarities (相似点）between them.A . compareB . collectC . challenge15. （2分） How did the car accident happen? I was of the coming car and hit it.A . uninterestedB . unableC . unaware二、 完形填空 (共1题；共10分)16. （10分）完形填空 What do you think of your Chinese? Is it good or bad? If you think you are good at Chinese, you can1the competition named Dictation Assembly of Chinese Characters(汉字听写大会). The competition became popular2teenagers.More and more computers and smartphones are used by teenagers. They spend3time on the Internet in playing or chatting. They are used to4messages by computers and smartphones. Some of them forget to write Chinese characters5. The teachers and parents are very 6it. What can they do?Not long ago, they found an interesting game called Dictation Assembly of Chinese Characters. The programme modelled7after the American show National Spelling Bee. Middle school students stand on the stage to write down Chinese via(通过)dictation. Over 150 competitors are from forty-six schools. The audience(观众) are interested in this8kind of competition too. They would like to write down the characters9the competitors were writing them. But they found it was also difficult for them to write down all the characters.Is it an interesting competition? Can you be the10?（1）A . take part in B . work together in C . join up with （2）A . between B . as C . among （3）A . too many B . too much C . much too （4）A . sending B . send C . sent （5）A . at hand B . by hand C . in hand （6）A . crazy about B . worried about C . busy with （7）A . it B . this C . itself （8）A . usual B . old C . new （9）A . as for B . while C . as though （10）A . winner B . worker C . teacher 三、 阅读理解 (共2题；共16分)17. （8分）根据短文内容，选择正确答案。EHave 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 . fourB . threeC . oneD . 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 didnt 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 changesB . cats were once much bigger than horsesC . horses changed very much over the yearsD . horses have no toes today18. （8分）根据短文内容，选择正确答案。BMore and more advertisements appear on the Web. You have to be careful, or the advertisements on the Internet will fool or trick you. They say something is a bargain, but it isnt always cheap. And some so-called (所谓的）new things just have a new outside.However, shopping online is a kind of fashionable thing today. I love to buy things of everyday use, so I often get lots of information about them on websites online. For example, if I want an MP4, I can choose my favourite one, and look for what the users like or dont like about it, then decide whether to buy or not. And at the same time, you dont have to go to a shop or walk around a crowded shopping area, so you dont have to waste much time. The Internet is really useful for shopping, but be careful not to spend too much.（1）If you want to shop online, you should .A . spend too muchB . always believe the advertisementsC . never believe the advertisementsD . be careful not to be fooled（2）What does the writer think of the advertisements online?A . They are always true.B . They are not useful.C . They are sometimes not true.D . They are always fashionable.（3）What does the underlined word “bargain” in the passage probably mean?A . A conversation.B . An expensive product. C . An agreement.D . A cheap product.（4）If you shop online, you .A . can save timeB . have to waste timeC . have to get expensive thingsD . can only buy things with a new outside四、 单词拼写 (共1题；共1分)19. （1分）I am u_ of the difficulties we are facing. 五、 翻译 (共1题；共5分)20. （5分）我们应该多做运动。此外，要多喝水。(in addition) 六、 书面表达 (共1题；共5分)21. （5分）21世纪是一个信息时代，电脑被广泛地运用于各个领域。人们使用电脑经商、玩游戏、储备信息等等。举例来说，使用电脑完成一封信仅需要几分 钟。你能用麦（microphone)与朋友交谈，用视频设备（video camera)看见对方。总之电脑缩短了世界上每个人的距离，扮演着越来越重要的角色。根据以上信息以“Computers in our life”为题写一篇作文。要求：1.词数70词左右。2.短文中不得出现真实的人名、校名和地名。第 9 页 共 9 页参考答案一、 单项选择 (共15题；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题；共10分)16-1、三、 阅读理解 (共2题；共16分)17-1、17-2、17-3、17-4、18-1、18-2、18-3、18-4、四、 单词拼写 (共1题；共1分)19-1、五、 翻译 (共1题；共5分)20-1、六、 书面表达 (共1题；共5分)21-1、