一、从A、B、C、D四个选项中选出一个最佳的单词，词组或正确的语法形式填空。 　　1.He could________ his father that he was telling the truth. 　　A.admit 　　B.believe 　　C.trust 　　D.convince 　　2.He________on this essay for twenty minutes but he has written only a hundred words. 　　A.will be working 　　B.worked 　　C.nas een working 　　D.will have worked 　　3.It was difficult to guess whar her________to the news would be. 　　A.feelings 　　B.reaction 　　C.idea 　　D.opinion 　　4.You ________yesterday if you were really serious about the job. 　　A.ought to come 　　B.ought to have come 　　C.ought come 　　D.ought have come 　　5.In order to buy his house he had to obtain a large________from his bank. 　　A.loan 　　B.finance 　　C.capital 　　D.debt 　　6.I wish I________you hetter. 　　A.know 　　B.knew 　　C.will know 　　D.have known 　　7.My passport________last month,so I will have to get a new one. 　　A.stopped 　　B.eapired 　　C.ended 　　D.terminated 　　8.The Department is also deeply________in various improvement schemes. 　　A.connected 　　B.related 　　C.involved 　　D.implied 　　9.His proposal was rejected that the meeting________in Geneva. 　　A.would be held 　　B.should be held 　　C.were to be held 　　D.had been held 　　10.His answer was so confused that I could hardly make any________of it at all. 　　A.interpretation 　　B.meaning 　　C.ideas 　　D.sense 　　11.I________you the book as soon as possible,I promise you. 　　A.would send 　　B.sent 　　C.shall be sending 　　D.will send 　　12.The main attraction of the job was that it offered the ________to do research. 　　A.possible 　　B.proposal 　　C.opportunity 　　D.prospect 　　13.Makea note of it ________ you should forget it. 　　A.lest 　　B.unless 　　C.that 　　D.so 　　14.They always kept on good________with their next-door neighbors for the children't sake. 　　A.friendship 　　B.relations 　　C.will 　　D.terms 　　15.It is time that we________our work. 　　A.finished 　　B.finish 　　C.will finish 　　D.have finished 　　16.Old Mr.Brown't condition looks serious and it is doubtful if he will________. 　　A.pull through 　　B.pull up 　　C.pull back 　　D.pull out 　　17.Jack would have flown to Chicago________ to get a plane reservation. 　　A.if he would be able 　　B.if he had been able 　　C.if he was able 　　D.if he were able 　　18.he was completely________by the thief's disguise. 　　A.taken away 　　B.taken down 　　C.taken in 　　D.taken through 　　19.The storm________. 　　A.prevented me to go out 　　B.prevented me to have gone out 　　C.prevented me go out 　　D.prevented me from going out 　　20.________but be also proved himself a good athlete. 　　A.He showed himself not only a good student 　　B.He showed not only himself a good student 　　C.He did not show himself only a good student 　　D.Not only did he show simself g good student