单选50(三).doc

单选专题训练（三） 1. There are over 58, 000 rocky objects in _ space, about 900 of which could fall down onto _ earth. Athe; the B. 不填; the Cthe; 不填 Da; the2. The electrician checked all the electrical equipment to prevent any possible _ failure. A. light B. power C. electricity D. energy3I wanted to give you some bread, but was left.Aneither BnothingCnoneDno one4. Have you got any idea for the summer vacation? Yes. Im going to a peaceful place, especially _ suitable for relaxation. A. one B. the one C. that D. this5When Thanksgiving Day is the corner, stores and supermarkets are busy with people. AaroundBonCwithDat6A moment, please! Let me take down what youve said I forget.AbeforeBwhenCuntilDafter7At times, people need humorous words to break up silence to recover harmony.AawkwardBabundantCsuperbDunconscious8. None of the underwater workers has been harmed by the great fish. _, most fish were so friendly that they played with the instruments. A. Instead B. Even though C. However D. Though9Dont have the water _ while you brush your teethArunning Brun Cto run Dran10. Snow White, though written more than a century ago, still children all around the world. A. adjusts to B. attends to C. appeals to D. approaches to11Military helicopters dropped food and medicine to the earthquake survivors that remained in remote mountain villages. Alaid offBpaid offCput offDcut off12. Whom do you expect to have _ the problem of over-loaded school buses? A. solve B. to solve C. solved D. solving13I wish that I _ to go to Jims party, for I have to do some extra work tonightAhadnt agreed Bhavent agreed C.wouldnt agree Dwont agree14. I _ in a tennis match this Sunday. Would you he interested in coming? A. have played B. played C. Play D. am playing15Unfortunately my car broke down and I was stuck here while it _Arepaired Bwas repairing Cwould be repaired Dwas being repaired16She got stuck in a terrible traffic jam on the highway to Shanghai, or she _ dinner with her family nowAwill be having Bwould be having Cis having Dwas having17. Excuse me. I I was blocking your way. A. didnt realize B. dont realize C. havent realized D. wasnt realizing18. _me when you get it through and Ill pick you up at your work place. A. Calling B. Call C. Called D. To call19. _ it comes to keeping the public _, the record of Japans nuclear industry is not inspiring. A. Since; informed B. When; informed C. When; informing D. As; informing20. _in the woods, the two girls were frightened and kept crying. A. Having lost B. Lost C. To be lost D. Being lost21. I think it is high time that you _.A. have made up your mind B. made up your mind C. will make up your mind D. had made up your mind22. George is going to talk about the geography of his country, but Id rather he _more on its culture. A. focus B. focused C. would focus D. had focused23.-These grapes look really beautiful. -They _! See the price $3.99 a pound. Very expensive, arent they! A. would B. could C. might D. should24. Your sister nearly devoted all her spare time to her course during the three years. Thts right. Or she the first place in her school in the 201l College Entrance Examination. A. hadnt taken B. wouldnt have taken C. wouldnt take D. couldnt take25The driver _ have drunk a lot before the accident, but I am not quite sure of thatAmight Bmust Cshould Dwould26Johnson is a new graduateHe has difficulty in dealing with _ problems ariseAwherever Bwhichever Cwhatever Dwhenever27The man could hardly imagine _ _ _ connection his son could have had with the murder.Awhether Bthat Cwhich Dwhat28Sorry Im so late, but you cannot imagine great trouble I took to find your house. AwhichBhowCwhatDthat29Dont bother meI am listening to the birds _.Asinging Bsing Cto singDsung30The professor entered the room and seated himself in a chair, _ for answering questionsAprepared Bpreparing Chaving prepared Dbeing prepared31What will todays talk be about? In the lecture _, the professor will tell us something about modem English usage Afollowing Bfollowed Cto follow Dto be followed32We still remember once round the famous tower when we were young. Ahaving takenBto be taken Cto have taken Dhaving been taken33You cant believe how terrible the fire is you see it with your own eyesAthough Bbecause Cunless Dsince34_ you are familiar with the authors ideas, try reading all the sections as quickly as possible ANow that BEver since CIn case DAs long as35. Though _ money, his parents managed to send him to university. A. lacked B. lacking of C. lacking D. lacked in36. Tom was about to close the windows _ his attention was caught by a bird. A. when B. if C. and D. till37. If you have a job， yourself to it and finally youll succeedAdo devote Bdont devote Cdevoting Dnot devoting38. During the examinations we are supposed to stay in our seats, keep our eyes on our work, to anyone. A. instead of speaking B. rather than speakC. but would not talk D. and not speak39I dont care for baseball. How can you say you dont like something youve never even tried it! AtillBafterCunlessDwhen40. Youd better begin the preparations now and the most important thing is to check _ the laboratory can be used for the tests. A. where B. when C. what D. that41.It was in the small house_ was destroyed by the flood_ he spent his childhood. A. which; that B. that; where C. where; that D. that; which 42Weve been told that there will be an interval, _ people can go to the restroom or buy some snacksAwhen Bwhere Cthat D which43. It s wonderful. Seldom _ a book with such a powerful message.一 Im glad you like it. A. have I read B. I have read C. I read D. did I read44._ from the fifth floor when the policeman pointed his gun at him. A. Jumped down the murderer B. Down the murderer jumped C. The murderer jumping down D. Down jumped the murderer45.-What happened to her new car? -No sooner_ it than someone ran into her. A. had she bought B. did she bought C. she bought D she had bought46. _, his idea was accepted by all the people at the