大学英语语法专项练习题一、时态1.By the end of April Peter here for three months.A.will have stayedB.will stayC.staysD.has stayed2.I'm awfully sorry,but I had no alternative.I simply_____what I did.A.ought to have doneB.have to doC.had to doD.must do3.We________our breakfast when an old man came to the door.A.just have hadB.have just hadC.just hadD.had just had4.Ever since the family moved to the suburbs last year,they________better health.A.could have enjoyedB.had enjoyedC.have been enjoyingD.are enjoying5.I bought a new house last year,but I______my old house yet,so at the moment I have two houses.A.did not sellB.have not soldC.had not soldD.do not sell6.I decided to go to the library as soon as I________.A.finish what I didB.finished what I didC.would finish what I was doingD.finished what I was doing7.He_________when the bus came to a sudden stop.A.was almost hurtB.was hurt himselfC.was to hurt himselfD.was hurting himself8.I suppose that when I come back in ten years'time all those old houses_______down.A.will have been pulledB.will have pulledC.will be pullingD.will be pulled9.Bob's leg got hurt________the Purple Mountains.A.while he is climbing upB.while we were climbing upC.while we climbed upD.while he climbed up10.Pick me up at8o'clock.I_______my bath by then.A.may haveB.will be havingC.can have hadD.will have had11.If you smoke in a non-smoking section people________.A.will objectB.objectedC.must objectD.have objected12.By the end of this month,we surely_______a satisfactory solution to the problemA.have foundB.will be findingC.are findingD.will have found13.We__________to start our own business,but we never had enough money.A.have hopeB.hopeC.had hopedD.should hope14.The gray building is where the workers live,and the white one is where the spare parts______A.are producingB.are producedC.producedD.being produced15.While people may refer to television for up-to-the-minute news,it is unlikely that television __________the newspaper completely.A.will replaceB.have replacedC.replaceD.replaced16.It's reported that by the end of this month the output of cement in the factory________by about10%.A.will have risenB.has risenC.will be risingD.has been rising17.Until then,his family___________from him for six months.A.didn't hearB.hasn’t been hearingC.hasn't heardD.hadn't heard18.The conference________a full week by the time it ends.A.must have lastedB.will have lastedC.would lastD.has lasted19.Great as Newton was,many of his ideas_______today and are being modified by the work of scientists of our time.A.are to challengeB.may be challengedC.have been challengedD.are challenged20.It seems oil_______from this pipe for some time.We’ll have to take the machine apart to put it right.A.had leakedB.is leakingC.leakedD.has been leaking21.Once environmental damage________,it takes many years for the system to recover.A.has doneB.is to doC.doesD.is done22.It was very kind of you to do the washing-up,but you_________it.A.didn't have to doB.wouldn't have doneC.mightn't have doneD.mustn't have done23.He came back late,_______which time all the guests had already left.A.afterB.byC.atD.during24.She ought to stop work;she has a headache because she_______too longA.has been readingB.had readC.is readingD.read25.The growth of part-time and flexible working patterns,and of training and retraining schemes, ________more women to take advantage of employment opportunities.A.have allowedB.allowC.allowingD.allows26.You should have put the milk in the icebox;I expect it_______undrinkable by now.A.becameB.had becomeC.has becomeD.becomes27.America will never again have as a nation the spirit of adventure as it_______before the West was settled.A.couldB.wouldC.wasD.did28.There was a knock at the door.It was the second time someone________me that evening.A.had interruptedB.would have interruptedC.to have interruptedD.to interrupt29.It was only after some progress_________in the use and development of electric current that men began to realize the importance and possibilities of magnetism.A.was madeB.would have been madeC.has been madeD.had been made30.In this experiment,they are wakened several times during the night and asked to report what they________.A.had just been dreamingB.have just been dreamingC.are just dreamingD.had just dreamt二、非谓语动词1.He wore dark glasses to avoid________.A.having been recognizedB.to be recognizedC.recognizedD.being recognized2.The Viking are believed_______America.A.to have discoveredB.to discoverC.in discoveringD.to have been discovered3.Here we found hale snow,as most of it seemed________blown off the mountain.A.to have beenB.to beC.that it wasD.that it had been5.He asked_________since he had been chairman for seven years.A.not to have been re-electedB.to be not re-electedC.not to be re-electedD.to have not been re-elected6.We regret________you that the materials you ordered are out of stock.rmingB.to informC.having informedD.to have informed7.The dying soldier had the message_______straight to the commander.A.sentB.to be sentC.be sentD.being sent8.Don't worry,Philip is quite used________in such heavy traffic as this.A.to drivingB.to have drivenC.to be drivingD.to drive9.If you want_________you have to get the fund somewhere.A.that the job is doneB.the job doneC.to have done the jobD.the job that is done10.There is more land in Australia than the government knows__________.A.what to do withB.how to doC.to do with itD.to do it11.It's no use__________me not to worry.A.you tellB.your tellingC.for you to have toldD.having told12.__________such a good chance,he planned to learn more.A.To be givenB.Having been givenC.Having givenD.Giving13.They are considering_________before the prices go up.A.of buying the houseB.with buying the houseC.buying the houseD.to buy the house14.A Dream of the Red Chamber is said_________into dozens of languages in the last decade.A.to have been translatedB.to translateC.to be translatedD.to have been translating15.___________with the size of the whole earth,the highest mountain does not seem high at all.A.When comparedpareC.While comparingparing16.The manager promised to keep me_________of how our business was going on.A.to be informedB.on informingrmedrming17.John regretted________to the meeting last week.A.not goingB.not to goC.not having been goingD.not to be going18.Mrs.Brown is supposed___________for Italy last week.A.to have leftB.to be leavingC.to leaveD.to have been left19.A new technique________,the yields as a whole increased by20per cent.A.working outB.having worked outC.having been worked outD.to have been worked out20.The boy's father bought him a large toy train________.。