八年级上Unit 3 Computers同步练习C卷 .doc

八年级上Unit 3 Computers同步练习C卷 一、 单项选择 (共15题；共30分)1. （2分）If something is _, it costs a lot of money.A . beautifulB . cheapC . expensive2. （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 . wideB . largeC . small3. （2分）David is _ in his family. A . the tallerB . tallerC . the tallestD . tallest4. （2分）The Summer Palace is one of the parks in Beijing. A . best beautifulB . much beautifulC . most beautiful5. （2分）Mike always depends on others. A . makes friends withB . relies onC . lives with6. （2分）I hope we can all work together to stop students from spending too much time playing computer games.A . protectB . preventC . provide7. （2分）This film star is very famous.Yes. He is _ with teenagers.A . popularB . excitedC . enjoyable8. （2分）These two books are in the same size, but this one is _ thicker. A . a littleB . veryC . quiteD . as9. （2分）The population of Xian is _ than that of Shanghai. A . smallerB . largerC . more10. （2分）Taking the underground in Shanghai is _ Than _ a taxi. A . more cheap; takingB . much cheaper; takingC . a little cheap; to take11. （2分）When you things, you consider them and discover the differences or similarities (相似点）between them.A . compareB . collectC . challenge12. （2分） Look out! The car is coming. I was unaware of the danger.A . didnt realizeB . didnt putC . didnt move13. （2分）Could you _ the letter for me, please?Sorry, my keyboard is broken. You have to ask someone else.A . watchB . readC . type14. （2分）I think English is one of _. A . the more interesting subjectB . the most interesting subjectsC . the more interesting subjectsD . the most interesting subject15. （2分）This machine is easy to operate and maintain.A . makedirtyB . makecleanC . makework二、 完形填空 (共1题；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、 阅读理解 (共2题；共16分)17. （8分）阅读理解 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(竞争) with the computerized(用机算机控制的)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(瘾) 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 schoolB . help their children play wellC . help their children know much Internet knowledgeD . help their children relax themselves（3）Many children use computers to _. A . watch videosB . listen to songsC . play gamesD . A, B and C（4）The writer thinks _. A . boys can go to the computer net bars, but girls cantB . computer net bars are very usefulC . children spend too much time on computer gamesD . children should play computer games18. （8分）根据短文内容，选择正确答案。CComputers 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 troubleB . bring us happiness onlyC . are very expensiveD . are bad for peoples health（4）The last sentence of this passage means .A