天津大学21春大学英语离线作业2参考答案1. When birds _, the air under their wings helps push them up.A、mirrorB、sinkC、glideD、wet参考答案：C2. How much has the company _ this year?A、bring inB、bring downC、bring outD、bring about参考答案：A3. Supersegmatal features are non-distinctive features.( )A.错误B.正确参考答案：A4. Eponyms is a process that puts an existing word of one class into another class.( )A.错误B.正确参考答案：A5. -Would you like to go to the concert with us this evening? -_A.No, I already have plans.B.Id love to, but Im busy tonight.C.No, I really dont like being with you.D.Im ill, so I shouldnt go out.参考答案：B6. A _ boy was the only survivor in the plane crash.A.two years oldB.two-year-oldC.two-years oldD.two-years-old参考答案：B7. Can you tell me _ here today?A.what did you seeB.what you sawC.when did you see itD.when you saw参考答案：B8. Please dont leave the office until your friend _ back.A、comeB、cameC、comesD、will come参考答案：C9. Many people watched the boys _ the mountain at that time.A.climbB.climbingC.to climbD.climbed参考答案：B10. He didnt know which room _.A.they livedB.they lived inC.did they liveD.did they live in参考答案：B11. genetic means connected with genes.( )A.错误B.正确参考答案：B12. downcast means being happy.( )A.错误B.正确参考答案：A13. Cognition refers to the process by which people use language to classify the world around and inside them.( )A.错误B.正确参考答案：A14. Chinese is an agglutinating language.( )A.错误B.正确参考答案：A15. The hotel can _ 500 guests.A.accommodateB.commentC.commemorateD.account参考答案：A16. Well done, Jim. You did very well in the high jump. _.A.Im glad to hear thatB.Thats rightC.Thank youD.The same to you参考答案：C17. -East Bouren 54655. -Hello. Terresa here. Can I speak to Jack, please? -_. -OK.A.Whos that speakingB.Could you take a messageC.I think shes gone shoppingD.Hold the line, please参考答案：D18. A huge fire warning stopped the train as the railway _ ahead had been out of order.A、dueB、eventuallyC、tipD、tracks参考答案：D19. Carl: I&39;d like a haircut, please. Barber: Would you care for a shave and a shampoo as well? Carl: _. A haircut will be just fine.A.No, thanksB.Yes, pleaseC.Its very kind of youD.Im glad you can think of it参考答案：A20. If you want to know his telephone number, you may _ the telephone directory.A.look forB.look upC.refer toD.refer as参考答案：C21. Morphologically, Chinese is a(n) _ language.A.analyticB.syntheticC.agglutinatingD.inflecting参考答案：A22. The teacher during his lecture came to the end of the first point and without a _ he was off on the second point.A、willingB、pauseC、shakeD、shy参考答案：B23. It was an invention which laid the _ of modern radio technology.A.emphasisB.stressC.opportunityD.foundations参考答案：D24. discard means to get rid of something because it is useless.( )A.错误B.正确参考答案：B25. inventory means invention.( )A.错误B.正确参考答案：A26. The road _ to the left as you go up the hill.A.tucksB.curvesC.splitsD.broadens参考答案：B27. Linguistics is defined as the study of meaning.( )A.错误B.正确参考答案：A28. The results should be offered in a _ way leading to more fruitful work.A、negativeB、victoryC、spiritD、positive参考答案：D29. A word is a minimal distinctive linguistic unit.( )A.错误B.正确参考答案：A30. Customer: Excuse me, sir.Clerk: _. Customer: I&39;d like to cash a check. Would you please tell me which window should I go to? Clerk: You can cash checks over there at window 6.A.What? Can I help youB.Its all rightC.Yes, may I help youD.It doesnt matter参考答案：C31. How much is this necklace? _A.Its very nice.B.Its a birthday present from my parents.C.It costs fifty poundsD.Its a bargain.参考答案：C32. sympathizing sb is a positive feeling.( )A.错误B.正确参考答案：B33. Fred turned his head, trying to _ breathing in the smoke.A.refuseB.avoidC.objectD.expect参考答案：B34. Therefore, other things _ equal, the number of workers that employers want decreases.A.isB.areC.beingD.having参考答案：C35. -Shall I use your dictionary? -_.A.Certain, you mayB.Of course, you canC.Surely, you cantD.No, please get out参考答案：B36. The local tourist office organizes a number of_ walks to let you have a good look at the downtown area.A、falseB、interviewC、guidedD、rope参考答案：C37. Part of pragmatics overlaps with sociolinguistics, as both disciplines attempt to account for language use.( )A.错误B.正确参考答案：B38. Thank you for your invitation. _A.I