21春北交《大學英語1》在線作業(yè)一參考答案

1、21春北交大學英語1在線作業(yè)一參考答案You arent using this typewriter, _ ?A.are youB.do youC.will youD.have youIf you study hard, you _ the examination.A.has passedB.are passingC.have passedD.will passAfter _ his work, he came to help me with my English.A.finishedB.being finishedC.finishingD.having been finishedHer ap

2、plication for the position _ by the boss.A.was refusedB.was refusingC.refusedD.is refusingYou should go to the grand opening ceremony, _ ?A.arent youB.shouldnt youC.wouldnt youD.dont youIm going to Xian next week. Have you anything _to your parents?A.to takeB.to be takenC.to be bought toD.to buyDont

3、 smoke in the meeting room, _ ?A.do youB.will youC.can youD.could youIt was to save the child _ he got drowned.A.thatB.whenC.butD.whileThere _ more than 300,000 kinds of plants on the earth.A.isB.are existingC.existsD.exist_ in simple English, the book is easy to understand.A.WritingB.WrittenC.To wr

4、iteD.Being writtenA party is the _ activity I want to take part in.A.justB.goodC.mostD.veryThe bank is reported in the local newspaper _ in broad daylight yesterday.A.robbedB.to have been robbedC.being robbedD.having been robbedIf I had remembered _ the door, the things would not have been stolen.A.

5、to lockB.lockingC.to have lockedD.having lockedHe thought that _.A.the effort doing the job was not worthB.the effort was not worth in doing the jobC.it was not worth the effort doing the jobD.it was not worth the effort by doing the jobSilver is _ the best conductor.A.evenB.moreC.veryD.by farMark o

6、ften attempts to escape _ whenever he breaks traffic regulations.A.having been finedB.to have been finedC.to be finedD.being finedThe little girl must have lain there for a long time, _ ?A.mustnt sheB.hasnt sheC.wasnt sheD.didnt sheThe song _ by children.A.is often sungB.was often sungC.singsD.has o

7、ften sungThe problem of housing _ lead to the problem of social instability.A.itselfB.mustC.didD.never“Im sorry to have kept you waiting.” “Oh, not at all. I _ here only a few minutes.”A.have beenB.had beenC.wasD.willMy wife said in her letter that she would appreciate _ from you sometime.A.to have

8、heardB.to hearC.for hearingD.hearingThat factory _ nearly 50 years ago.A.has been builtB.had builtC.was builtD.has builtSeeing the police coming, away _ .A.the thieves ranB.had the thieves runC.ran the thievesD.did the thieves runIts a fine day. Lets go fishing, _ ?A.wont weB.will weC.dont weD.shall weYou were silly not _ your car.A.to lockB.to have lockedC.lockingD.having locked 參考答案：A參考答案：D參考答案：C參