高中英语《Unit 3 Computers》综合巩固提高 新人教版必修2.doc

unit 3 computers一、单项填空(15分)1. it is _ that id like to go for a picnic.a. very lovely a dayb. good lovely a dayc. such lovely a dayd. so lovely a day2. _ the money shortage, many small companies closed down.a. as a result ofb. as a result fromc. resulted ind. as a result3. im not sure what will happen during the trip, _, i will try all possible means to get there. a. even thoughb. if soc. anywayd. instead4. she had to _ our young children after her husband died.a. turn overb. go overc. watch overd. take over 5. the new dictionaries are very useful. they _ well and _ already.a. sell; have been sold outb. sold; had sold out c. sell; sell outd. are sold; have been sold out6. _ the only house mr. smith has got completely burnt out last night? 一thats right.a. hadb. hasc. wasd. is7. -sorry, i got a bad cold yesterday. -every time you are absent, you _ an excuse.a. take upb. give upc. send upd. make up8. he spent very little time at school, perhaps a year _.a. at allb. at least c. in this wayd. in total9. how do you _ a car accident when it happens? a. do aboutb. do withc. deal withd. deal about10. _ production up by 60%, the company has had another excellent year. a. asb. forc. withd. through11. im fond of music while my sister likes reading novels. it seems that we have nothing _.a. in likeb. in commonc. in samed. in similar12. so badly _in the car accident that he had to stay in hospital for several weeksa. did he injureb. he injuredc. was he injuredd. he was injured13. -is a new modern gym being built in our city now? -yes, and it _next year.a. has been finishedb. finishesc. will be finishedd. will finish14. a modern city has been set up in _ was a wasteland ten years ago. a. which b. whatc. thatd. where15. only _ hope to make improvement in the operating systema. by the way can you b. on the way you can c. in a way you can d. in this way can you二、完形填空(20分) as darkness fell, hundreds of people in the swiss village left their houses. they were staring（凝视）_16_ at the mountain top in the distance. it was covered with ice and snow - beautiful and dangerous. the huge mountain is called matterhorn. mountain climbers had _17_ the top through the southern route（路线）. but no one _18_ ever dared to try climbing up the _19_ side in winter. but now one man _20_ to try the difficult route. he was walter bonatti, a great mountain climber _21_ italy. for two days he had climbed. the village people had watched him _22_. now they were waiting to see his _23_. if he planned to go on the next day, he would _24_ a green signal. a red light would mean that he was turning back. a tiny green light _25_ high on the mountain side. bonatti was not giving up! the people _26_! the next day he continued his way upward. he was so lonely and so _27_! but he would not give up. again that night he lit the _28_ light. in the morning, bonatti _29_. he could not see the top. he knew he was _30_ there. though the climb was painful, _31_ he moved up. bonatti had spent months _32_ for the climb. was the training enough? did he have the strength and skill to climb to the top? he was finally at the top! news about his _33_ was radioed to the world. the trip _34_ the southern route was easy. he was warmly welcomed in the village. he had done the “impossible”, and would be well _35_ as a climber of all time.16. a. backb. forwardc. downd. up17. a. watchedb. passedc. reachedd. climbed18. a. wasb. wasntc. hadntd. had19. a. westernb. easternc. southernd. northern20. a. hadb. oughtc. usedd. dared21. a. fromb. toc. atd. for22. a. patientlyb. carefullyc. anxiouslyd. eagerly23. a. faceb. figurec. flagd. signal24. a. raiseb. makec. lightd. mark25. a. roseb. appearedc. turned ond. turned off26. a. cheeredb. laughedc. jumpedd. whispered27. a. sleepyb. excitedc. tiredd. happy28. a. yellowb. bluec. greend. red29. a. woke upb. turned upc. got upd. looked up30. a. alreadyb. almostc. no longerd. surely31.a. butb. andc. stilld. however32. a. trainingb. preparingc. planningd. asking33. a. successb. importancec. climbd. courage34. a. alongb. upc. downd. to35. a. recognizedb. calledc. rememberedd. kept三、阅读理解(每题2分，共24分)a the internet has become part of teenagers life. a news report on 3,375 students aged from 10 to 18 in seven chinese cities found that 38 per cent of them believe they use the internet often. while most of them get useful information and use the internet to help in their studies, some are not using it in a good way. many are playing online games too much. a few even visit web sites they should not look at. a middle school teacher from beijing warns that bad things can happen if young people spend too much time on the internet. she had a student who used to be good at school. but then he started visiting sex web sites. he went mad, cheated a girl and was taken away by the police. in order to help young people use the internet in a good way, a textbook on good internet behavior has started to be used in some shanghai middle schools this term. the book uses real examples to teach students all about good ways of using the internet. the book gives useful advice such as its good to read news or find helpful information to study. some students also make online friends. but if you are meeting a friend offline, make sure your parents know. teachers and parents all think the book is a very good idea. this teacher said the book will be a guide for teens using the internet. she believes it will keep students away from bad sites. “many students are using the internet without guidance from their parents,” she said. “the book will teach students how to be a good person in the online world.”36. the third paragraph mainly tells us that _.a. some students are not using the internet correctlyb. all students in beijing use the internet to help their school workc. a teacher in beijing is worried about her studentsd. some students visit sex web sites37. the textbook mainly tells us _.a. why we should use the internet b. not to visit sex web sitesc. how to use the internet correctly d. how to get help from others38. the writer advises the readers to _.a. let their parents know before visiting their online friendsb. not to make friends on linec. read the textbook carefullyd. only read news on the internet39. from this passage we know that _.a. more and more students have given up visiting bad web sitesb. schools and teacher begin to pay attention to students use of the internetc. no more homework will be given in shanghaid. less and less information can be found on line b on october 12, 1987, some chinese scientists were working at the computers to look for information they needed. suddenly they saw a lot of very bright spots(点 )crossing the computers screens. at the same time the computers were working much slower. to find out what was happening they stopped their work to check some parts of the computers. to their horror(恐惧), they found out that most of their stored information was got rid of( 除掉) by computer viruses! obviously all these computers had been infected（感染 ） by computer viruses. it is said that the computer viruses were made by a group of young man fond of playing tricks. they all had excellent education. they created the viruses just to show their intelligence.（才智）these kinds of computer viruses are named jerusalem( 耶路撒冷 )viruses. these viruses can stay in computers for a long time. when the time comes they will attack the computers by lowering the function(功能), damaging their normal programs or even getting rid of all the information. we now come to know that jerusalem viruses often attack computers on fridays and that they are spreading(传播) to a list of computers. among the countries that suffering computer viruses are britain, australia, switzerland and the u.s. but till now, how to get rid of the terrible remains a problem.40. the group of young men created the viruses to _.a. damage the computers b. test their abilityc. tell the world that they were intelligentd. play a trick on operators of the computers41. according to the passage, computer viruses seem to _.a. have been in nature for yearsb. exist（存在） in any computersc. be difficult to get rid of at presentd. be able to be got rid of in the near future43. the most serious damage caused by the viruses is that _.a. the computers functions are lowered b. the normal programs are damagedc. all the information stored in the computers is goned. the computers infected by the viruses can no longer be used44. according to the passage, which of the following is true?a. four countries found their computers were infected by viruses.b. the viruses will come to a new computer after staying in the old one for some timec. scientists are trying to find a way to get rid of the virusesd. the jerusalem viruses are a great harm to human health. c people often say, “even without stepping out of my house i know all that has been happening in the world.” i think that is quite true, especially in modern times. we get all kinds of news from newspaper and tv and the internet. this helps us to understand the developing world, without having to go to the places where events are really taking place. newspapers not only carry news but also teach us many useful things, such as first aid, cooking, playing games and chess, how to take good photographs and enrich us with common sense. more and more people enjoy watching tv or going to internet school everyday. net school is very useful in many ways. first of all, it can make teaching and learning much easier with great interest. students can get more information and knowledge in class. we can send e-mails to all parts of the world at any time, and get the latest information through the internet. reading a newspaper or watching tv or going to net school can widen our view of knowledge. they help us improve our listening, speaking, reading and writing. because of all these advantages, i like to read newspapers, to watch tv and go to net school.45. more and more people like to go to net school because_.a. it is a large school b. everybody can read in itc. it makes people happy d. it makes our life easier46. according to the passage, newspapers and tv can give people _.a. gold and silver b. knowledge c. more time d. the latest news thr