1.Sometimes children have trouble ___ fact from fiction and may believe that such things actually exist. A. to separate B. separating C. for separating D. of separating
2. Although punctual himself, the professor was quite used ___ late for his lecture. A. to have students B. for students being C. for students to be D. to students being
3.It s no use ___ me not to worry. A. you tell B. your telling C. for you to have told D. having told
4. ___ all our kindness to help her, Sara refused to listen. A. At B. In C. For D. On
5.The children prefer camping in the mountains ___ an indoor activity. A. to B. than C. for D. with
6. ___ of the burden of ice, the balloon climbed up and drifted to the South. A. To be free B. To free C. Freeing D. Freed
7. ___ quite recently, most mothers in Britain did not take paid work outside the home. A. Until B. Before C. From D. Since
8. ___ enough time and money, the researchers would have been able to discover more in this field. A. Giving B. To give C. Given D. Being given
9.Not only ___ us light, but also it gives us heat. A. the sun gives B. the sun does give C. gives the sun D. does the sun give
10. ___ the claim about German economic might, it is somewhat surprising how relatively small the German economy actually is. A. To give B. Given C. Giving D. Having given
1.I shall tell you what he ___ at three o clock yesterday afternoon. A. was doing B. did C. had been doing D. has done
2.Jack wishes that he ___ business instead of history when he was in university. A. studied B. study C. had been studying D. had studied
3.Today children ___ everywhere in China. A. take good care of B. have taken good care of C. had been taken good care of D. are being taken good care of
4.If you ___ in such a hurry you ___ sugar into the sauce instead of salt. A. were not, would not put B. were, would put C. had been, would have put D. had not been, would not have put
5.The winter vacation ___ over, he got down to his work again. A. was B. were C. had been D. being
6.Jean doesn t want to work right away because she thinks that if she ___ a job she probably wouldn t be able to see her friends very often. A. has to get B. were to get C. had got D. could have got
7."John isn t here now. " " ___ left by the back door?" A. Must he have B. Might he have C. Had he D. Should he have
8. ___ that you were out, I wouldn t have bothered to come all the way at that time of night. A. If I should know B. If I know C. Had I known D. Were I to know
9. ___ for your help, we d never have been able to get over the difficulties. A. Had it not B. If it were not C. Had it not been D. If we had not been
10.If the whole operation ___ beforehand, a great deal of time and money would have been lost. A. was not planned B. has not been planned C. had not been planned D. were not planned