1、1单元练习Unit onePart I VocabularySection ADirections: Each of the following sentences is provided with four choices. Choose the one that best completes the sentence or that best explains the underlined part.1. Its rather _ that we still do not know how many species there are in the world today.A) misle
2、ading B) embarrassing C) boring D) demanding2. By signing the lease (租约 ) we made a _ to pay a rent of $ 150 a week.A) conception B) commission C) commitment D) confinement3. She offered a _ of $ 2000 for information about her missing son.A) reward B) prize C) award D) present4. They felt _ after kn
3、owing the defeat of their team.A) encouraged B) terrified C) frustrated D) moved5. The basic featured of the _ process are identified in one question: Who says what through what channel to whom?A) conversation B) participation C) expression D) communication6. She actively _ in local politics when sh
4、e was young.A) attended B) celebrated C) observed D) participated7. Some experts have proved that learning _ us a lot both physically and mentally.A) profits B) benefits C) helps D) supports8. In the meantime, the question facing business is whether such a research is _ the costs.A) worth B) worth o
5、f C) worthy D) worthwhile9. Only postgraduate students have _ to the rare books in the school library.A) way B) entrance C) access D) admission10. My _ sport is swimming in the sea.A) favorable B) favorite C) favored D) feasible11. My friend Jean always gave me some positive suggestions when I was i
6、n trouble.A) definite B) constructive C) absolute D) convinced12. Your next assignment will be to find these missing persons.A) task B) duty C) homework D) chance13. The literature of a period reflects its values and tastes.A) thinks deeply B) makes a visible image ofC) shows the nature of or expres
7、s D) throws back14. New problems will arise from time to time when old ones are solved.2A) get up from sitting B) wake upC) move upward D) come out15. We are at critical moment in the history of our country.A) fault-finding B) dangerous and difficultC) decisive or crucial D) expressing criticism16.
8、The letter page serves as a useful forum for the exchange of readers views.A) a place for public discussion B) public places where meetings are heldC) a discussion by a selected group D) a free market selling cheap things17. One of the representatives challenged the new rule at the meeting yesterday
9、.A) invited someone to fight B) tested ones abilityC) questioned the rightness or validity of D) demanded identification from18. The soldiers showed perfect discipline under fire.A) training B) ordered behaviorC) punishment D) branch of knowledge19. I have known Xiao Li all her life and I find it im
10、possible to believe that she would commit suicide.A) decide to use for a particular purpose B) do sth. Wrong or illegalC) promise to a certain cause D) put sth. In a place for keeping20. This fact reinforces my view that he is a dishonest man.A) makes stronger by adding material B) increases the num
11、berC) tries to protect D) gives more support toSection BDirections: Fill in the blanks with the words or expressions given below. Change the form where necessary.minimum junior reap vital likely visualmedium rewarding continual insight opportunity embarrassing1. The young couple have _ arguments wit
12、h each other for trifles recently.2. Repairing your car will cost a _ of 100, i.e at least 100.3. Teaching students of threshold level is hard work but the effort is very _.4. The novel shows _ into human character.5. He _ large profits from his recent invention.6. The _ are covering the presidentia
13、l election thoroughly.7. Investors felt a little disappointed as they saw no _ of making money in the near term.38. Its very _ that shell ring me tonight.9. The police perform a _ role in our society.10. These Tibetan girls also study English and computers when they enter _ high school.Part II Struc
14、tureDirections: Each of the following sentences is provided with four choices. Choose the one that best completes the sentence.1. New York is a city worth _.A) to visit B) visit C) visiting D) visited2. _ write his own plays, _ acts in them.A) Not only he but also he B) Not only does he but also doe
15、s heC) Not only does he but he also D) Not only he does but he also does3. _ her twin sister, Joan is quiet and easy to get along.A) Dislike B) Alike C) Liking D) Unlike4. In addition _ in the school, I give English lessons to some children at home.A) to teach B) teaching C) to teaching D) teach5. C
16、an we stop for a while? I _ having a rest.A) like to B) feel like C) want to D) would like6. It is critical that we _ our concept of teaching and learning.A) are changing B) will change C) have changed D) should change7. One day I _ a newspaper article about online education in China.A) came across
17、B) came about C) came after D) came at8. I found it hard to _ the pace of life when I first came here.A) keep up B) keep with C) keep up with D) keep up to9. _ you have forgotten anything about it, wed better take it as something that has never happened.A) On that B) Now that C) In that D) So that10
18、. I dont think he _ how much this certificate means to me.A) is awaring B) is aware to C) is awaring of D) is aware of11. John would like to _ his pen _ a toy car.A) tradeon B) tradein C) tradeoff D) tradefor12. According to the rules, foreigners can not _ that military harbor.A. get access in B) ge
19、t access to C) enter in D) enter to13. Its well known that China _ an important _ the world peace.4A) takespart for B) takespart in C) playsrole for D) playsrole in14. E-mail has become a popular means by which college students _ their families and friends.A) reach out to B) reach after C) reach for
20、 D) reach back15. College students are encouraged to participate _ some public welfare activities.A) to B) in C) for D) on16. Critics _ the young designer _ a lack of creativity in the local newspaper.A) chargedfor B) chargedin C) chargedof D) chargedwith17. The beautiful song in the distance _ the
21、happy childhood.A) reminded me of B) reminded it ofC) reminded of me D) reminded of it18. You should _ your own behavior if all the others are against you.A) reflect about B) reflect on C) reflect with D) reflect of19. I was _ to be refused in public.A) embarrassing B) embarrassed C) embarrass D) to
22、 embarrass20. _ being satisfied with his work, the manager decided to dismiss the young man.A) Far away B) Far off C) Far from D) Far withPart III Reading ComprehensionDirections: In this part there are four passages followed by some questions, each with four suggested answers. Choose the one you th
23、ink is the best answer.Passage 1This year, a new course has been added to the choices at our university. The course is called Information Technology. Students from Art Department, Engineering Department and other Departments all take the course. The content of this course may be endless, because the
24、re are so many things to be explored and todays society is so depended on computers and new developments technology. Even if your school does not have the same course as I am taking, it would be a worthwhile effort to try to develop a program. Not only would you benefit from the information learned,
25、 but the rest of the students at your school would also benefit a lot.There are four purposes of the course. The first is to learn practical skills in computing, communications and networking, or data storage. The second is to understand the great influence of information technology on social commun
26、ities. The third is to gain knowledge of how information technology can be used in imaginative ways. The fourth purpose is to learn applications of information technology that do good to people. These four purposes not show that this program really teaches valuable information to the students, but a
27、lso demonstrate this course 5can add something new to any major.The Information Technology course is a great choice for any college students, because they learn how to use computer programs that they probably are working with someday in the future. Grasping the practical skills in computing can also
28、 improve their chances of getting a good job after college.1. A new course, which is called _, has been opened.A) Art B) EngineeringC) Information Technology D) Computer2. Modern society depends much on _.A) college students B) computersC) technology D) both B) and C)3. The author suggests that _.A)
29、 college students should learn from himB) college students should have a new programC) college students should take the Information Technology courseD) college students should get information as much as they can4. Which of the following is not included in the four purposes of Information Technology
30、course?A) To learn to exchange and store information by computers.B) To understand the influence of information technologyC) To learn how to put information technology into practical use.D) To learn how to get a good job.5. College students should choose the Information Technology course because _.A
31、) the course is helpful for their futureB) it can bring students a good jobC) it enables the students to get a lot of money in the futureD) the author has taken the coursePassage 2I am not a computer expert. I have been in the field for only a short time. Then why am I able to write about computers?
32、 By hard work I have managed to learn enough to use computers fairly well and to work with people who know a great deal more than I. since I have learned all this at such personal cost, I would like to share my knowledge with others. More and more people want to know about computers, and want to kno
33、w quickly.The best way to learn is to take a course. However, many people do not have the time for this. They will have to find some other way to get some basic information. I hope to be able to help 6them by writing about some of things I have learned myself.I have a home computer on which Ive lear
34、ned in my own time. I have used it like a home study course. I have sat down with it day after day, night after night. I have forced it to give up some of its secrets. Now I can use it to do some of the work that I get paid for. And I can do this work in my own home, instead of in an office. Many pe
35、ople may soon be working on a computer at home, just as many now take in other peoples typing.Some things about computers are easier than you may fear. First, computers are logical. Things that at first seem difficult will make sense to you after you learn the rules. Second, it is really not hard to
36、 learn to think in new ways. And you do not need to be a great brain. But you do have to learn to think in new ways. And you do have to keep a good bit of information in your head. Finally, there are many people around who are really enthusiastic about computers. These people are always happy to be
37、of help.6. The writers purpose to write the passage is to tell the readers _.A) that he has some computer learning methods to share with themB) that he is a computer expert who can teach themC) he is scientist who studies computerD) that he is skilled in computer programming7. According to the passa
38、ge, all of the following statements about the author are true except that _.A) he knows more than his co-workersB) he learns to use computers mostly on his ownC) he knows many things about computersD) he can help others with computers8. According to the writer, he even can use a home computer to _.A
39、) get some basic informationB) do his work that he gets paid ofC) be a logical computer writerD) get the solution to some puzzling secrets9. You can conclude that the author thinks that if a person takes a computer course, that person will learn _.A) very quickly B) as much as the authors co-workers
40、C) to think like a computer D) about computers through the easier way10. According to the passage, computers are described to be _.A) difficult B) special C) enthusiastic D) logicalPassage 37A revolution is under way. The technology of computer science is having a great influence on our lives, and t
41、he most immediate result of this technology is its effect on employment. Robots and computer-controlled machines have already joined the work force in highly developed countries. They have taken over most jobs on the car assembly line. One big American company has shown that it is now possible to re
42、place half its 37,000 assembly workers with machines. Robots carry out boring tasks very efficiently for an hourly “wage” of about $ 5. The average human worker on a car assembly line, in contrast, earns about $ 18 an hour.What does the future hold, if the computer is taking jobs away from humans? I
43、f large groups in society are dissatisfied and restless, there will be an increase in violent crimes. A great social change is necessary if we are to survive the automation revolution. It is up to the politicians to deal with the problem. An obvious solution is a shorter working week. Less time at w
44、ork would mean more time for entertainment, and more opportunities for further education. A greater demand for entertainment would lead to an increase in job opportunities. In theory, even the unemployed should have a reasonable income. After all, thanks to the new technology, it will be economical
45、to pay people not to work.11. According to the passage robots are used in factories to _.A) do all the work done by workers formerlyB) join the workers in all types of workC) control machines so that the latter work properly D) put together the parts of cars12. Which of the following statements in N
46、OT true?A) Robots are very reliable.B) Its cheaper to use robots than employ human workers.C) Many robots are doing mans work in developed countries.D) Robots enjoy doing boring and hard work.13. It is implied in the passage that _.A) it is necessary to have a great change in societyB) computers are
47、 replacing human workersC) unemployment will make people go against the lawD) politicians must do something about the revolution14. When the workers have a lot of free time, they would like to _.A) go into service industries B) go to high schoolC) have a lot of amusement D) find more interesting job
48、s15. According to the passage, unemployed workers ought to be paid, because _.A) it is the new technology that has taken away their jobs8B) not very much money will be spentC) the new technology will not make the government lose moneyD) it is reasonable for them to have an incomePassage 4Why does the progress of modern world happen so fast? Surely because progress of a particular kind is actually taking place around us and is becoming more and more obvious. Although mankind has undergone no general improvement in
