南开22春学期《大学英语（三）》在线作业答案

1、22春学期（高起本1709-1803、全层次1809-2103）大学英语（三）在线作业-00003试卷总分:100 得分:100一、单选题 (共 20 道试题,共 60 分)1.From a practical ( ), how can you reduce production costs and at the same time minimize the risks involved?A.standstillB.stoolC.statusD.standpoint答案:D2.Could you please ( ) an appointment for me to see Mr. Smith

2、?A.manageB.arrangeC.takeD.prepare答案:B3.A ( )silence followed her announcement.A.deadlyB.deadC.dyingD.death答案:A4.Children should be allowed to ( ) those few years of innocence before they have to learn the truth about the real world.A.cherishB.chaseC.chemist#perish答案:A5.（ ） is defined as the inabilit

3、y to pay for your basic needs.A.PoorB.PovertyC.PowerD.Powder答案:B6.By the time we got to the sale, all the good ( )was gone.A.staffB.stuffC.stockD.stack答案:B7.Many people simply say that they want something, but they do not expend the substantial effort( )to achieve it.A.what is requiredB.that is requ

4、iringC.requiredD.requiring答案:C8.After the war, Audrey and her mother left Holland,( ) London as poor immigrants.A.arriving inB.arrived inC.arrivingD.arrived答案:A9.At a conference in Beijing, Mr. Li apparently received more ( ) than any other speaker even though he made the shortest speech of the enti

5、re day.A.applaudB.applauseC.approveD.appointment答案:B10.One of the biggest problems for immigrants everywhere is whether they will be about to ( )with the local people effectively.A.imitateB.terminateC.stimulateD.assimilate答案:D11.People ( ) canned food and old clothes most frequently, but rarely do t

6、hey think about bringing in underwear.A.donateB.devoteC.dictateD.decide答案:A12.The company was reportedly going bankrupt and this would result in the ( )of thousands of employees.A.setoffB.layoffC.layoutD.setout答案:B13.Ask your doctor whether a low-fat diet and a daily walk will ( ) to reduce your hig

7、h blood pressure.A.sufficeB.surfC.sufferD.submit答案:A14.He tests the ways young chess players and athletes ( ）their brains while playing, so that he can evaluate each ones potential for success.A.utilizeB.employC.applyD.appoint答案:A15.My advice to Mr. Stewart is to think carefully before entering into

8、 a career in medicine, as this is a field which requires a lot of ( ) and long working hours.A.dedicateB.dedicationC.dictationD.description答案:B16.The court ruled that this man ( ) his political rights for a future four years after he has served his 13-year sentence.A.be got rid ofB.be turned downC.b

9、e deprived fromD.be deprived of答案:D17.The ( ) I received from the people I met in the Maldives really made my holiday very special.A.hospitalityB.hostilityC.hospitalD.host答案:A18.He resigned, depressed at the way that war and revolution have torn the country and families ( ).A.downB.offC.upD.apart答案:

10、D19.We were completely ( ) by the final result.A.overwhelmingB.overwhelmedC.estimatedD.estimating答案:B20.Right now there is no evidence that those flu viruses that （ ） our pets are contagious(传染的) to us.A.affectedB.inflictedC.infectedD.effected答案:C二、阅读理解 (共 2 道试题,共 20 分)25.Personal computers and the

11、Internet give people new choices about how to spend their time. Some may use this freedom to share less time with certain friends or family members, but new technology will also let them stay in closer touch with those they care most about. I know this from personal experience. E-mail makes it easy

12、to work at home, which is where I now spend most weekends and evenings. My working hours arent automatically much shorter than they once were, but I spend fewer of them at the office. This lets me share more time with my young daughter than I might have if she'd been born before electronic mail

13、became such a practical tool. The Internet also makes it easy to share thoughts with a group of friends. Say you do something fun - see a great film, perhaps - and there are four or five friends who might want to hear about it. If you call each one, you may tire of telling the story. With e-mail, yo

14、u just write one note about your experience, at your convenience, and address it to all the friends you think might be interested. They can read your message when they have time, and read only as much as they want to. They can reply at their convenience, and you can read what they have to say at you

15、r convenience. E-mail is also an inexpensive way to stay in close touch with people who live far away. More than a few parents use e-mail to keep in touch, even daily touch, with their children off at college. We just have to keep in mind that computers and the Internet offer another way of staying

16、in touch. They dont eliminate any of the old ways.(1).The purpose of this passage is to _.A.explain how to use the InternetB.describe the writers joy of keeping up with new technologyC.tell the merits and usefulness of the InternetD.introduce the reader to basic knowledge about personal computers an

17、d the Internet答案:C(2).The use of e-mail has made it possible for the writer to _.A.spend less time workingB.have more free time with his childC.work at home on weekendsD.work at a speed comfortable to him答案:B(3).According to the writer, e-mail has a clear advantage over the telephone because e-mail

18、helps one _.A.reach a group of people at one time convenientlyB.keep ones communication as personal as possibleC.pass on much more information than the telephoneD.get in touch with ones friends faster than the telephone答案:A(4).The passage discussed all the following elements of e-mail EXCEPT _.A.its

19、 costB.the way of writingC.the saving of timeD.its easy and convenient use答案:B(5).The best subject for this passage is _.A.Computers: New Technological AdvancesB.Internet: A New Tool to Make FriendsC.Computers Have Made Life EasierD.Internet: A Convenient Tool for Communication答案:D30.Work it, in the

20、 Office Sitting at a desk can be bad for your health, but by incorporating some simple exercises into your working day, you can stay healthy without even leaving the office. For many office workers in some big cities, setting aside time during the working week to get to a gym can be a challenge. The

21、 typical office day usually lasts about eight or nine hours, and most people are so exhausted by the end of it that the only thing they want to do is to have a good meal and rest at home. So if you have trouble getting to a gym, why not try some simple exercises in the work place? Make full use of t

22、he space and furniture in your office to prevent / lack of physical activity from taking a huge toll on your back, wrists, eyes and even legs. There are many ways to add physical activity to your workday routine, and you may notice that some of your supervisors or co-workers have already been trying

23、 some office exercise. For example, you can try to stand up while you work, as standing burns more calories than sitting does. Look for ways to get out of your chair, stand while talking on the phone, or skip instant messaging and e-mail and instead walk to a co-workers desk for a face-to-face chat.

24、 Another important method is to take fitness breaks throughout the day. Taking time to do some stretches can help increase flexibility and reduce tension and stress. The following stretches are to target the muscles of the hands, lower back, shoulders and neck. Wrist and forearm stretch You may not

25、even notice how tight your forearms and wrists can get from typing until you stretch them out. This simple move helps stretch muscles in these areas. Extend your arm in front, palm up and grab the fingers with other hand. Gently pull the fingers toward your body to stretch the forearm, holding for 2

26、0-30 seconds. Repeat on the other side. Lower back desk exercise A sore lower back is very common for desk bound workers. It can be difficult to maintain good posture all day long. This can lead to slouching, which inevitably causes lower back and neck pain. This stretch can help alleviate the disco

27、mfort. Place your hands, palms down, on your lower back. Point your fingers down and lean back. Push your breastbone up toward the sky, keeping your elbows pointing straight back. Hold for 15 seconds and then relax. Repeat the above steps twice. Shoulder shrugs The shoulders and neck hold a lot of t

28、ension from typing, clicking and scrunching. Shoulder shrugs are a great way to relax the shoulders and get a little circulation going. Seated or standing, lift the shoulders up toward the ears, squeezing them as hard as you can. Hold for 1-2 seconds and roll them back as you relax down. Repeat for

29、8-10 reps. Neck stretch Holding tension in the neck can lead to headaches and upper back tension as well. Many of us drop the head forward when working on the computer, which can put extra stress on the neck muscles. This stretch feels great on the neck and shoulders. Sitting in your chair, reach do

30、wn and grab the side of the chair with the right hand and gently pull while tilting your head to the left, feeling a stretch down the right side of the neck and shoulder. Hold for 10-30 seconds and repeat on the other side. Trying to work out in your office may feel a little awkward at first, so try

31、 the routine at home until you are very familiar with it. Dont worry about what others may think of you, if you show your confidence and improvements in your health, they may be motivated to try the desk exercises themselves. You may end up creating a much healthier lifestyle for all the workers in

32、your office.(1).What can make you stay healthy in your office according to the passage?A.Doing some simple exercises.B.Having snacks during the teatime.C.Having some cups of coffee.D.Reading some newspaper.答案:A(2).What are the office exercises popular with the supervisors or co-workers?A.Standing up

33、 while you work.B.Walking to a co-workers desk for a face-to-face chat.C.Taking time to do some stretchesD.All of above.答案:D(3).What could be a good way to relax the shoulder?A.Jumping.B.Climbing.C.Stretching.D.Shoulder shrugs.答案:D(4).Why can the tension in the neck lead to headaches and upper back

34、tension?A.Because lack of stretches can decrease ones flexibility.B.Because it is very difficult to maintain a good posture.C.Because dropping head forward can put extra stress on the neck muscles.D.Because the forearms and wrists get tighter and tighter.答案:C(5).What may motivate others to try the d

35、esk exercises?A.Self-confidence.B.Health improvements.C.Both of them.D.Neither of them.答案:C三、完型填空 (共 2 道试题,共 20 分)40.It isnt very often that the media lead (1)# the same story everywhere in the world. Such an event would have to be of enormous international (2)#. But this is exactly what (3)# in Sep

36、tember 2001 (4) # the terrorist attack on the TwinTowers of the World Trade Center in New York. It is probably not (5)# to say that from that moment the world was a different place. But it is not just the (6)# and international dimension that made 9/11 (7)# and newsworthy. It was the shock and horro

37、r too. So striking, so sensational, was the news (8)#, years after the event, many people can still remember exactly (9)# they were and what they were doing when they first heard it. They can remember their own reactions: For many people across the globe their first instinct was to go and tell someone else about it, thus providing (10)# of the old saying that bad news travels fast.(1).A.toB.inC.withD.towards答案:C(2).A.significanceB.significantC.significantlyD.signify答案:A(3).A.occursB.occurredC.occurrenceD.occup