39.Every citizen is required to have a _____ of duty to help those who are in trouble.

　 A. mind　　　　　　　　 B. sense　　　　　　　 　　　 C. idea　　　　　　　　 D. thinking

38. Einstein took his seat in the audience, _____ to Hans _____ his lecture and

　 applauded at the end.

　 A. listened/give　　　　　　　　　　　　　　　　 　　　 B. listening/giving

　 C. listened/giving　　　　　　　　　　　　　　 　　　 D. listening/give

37. His curiosity _____ the plants and animals le him to _____ a biologist.

　 A. for/be　　　　　　　　　　　　　　　　　　　　　　　　　 B. of/becoming　　　　　

　 C. about/becoming　　　　　　　　　　　　　　　　　 D. on/getting

36. Is there anything that requires _________ further.

　　　 A. to improve　 B. to be improved　 　 C. be improving　 D. being improved

35. He used so many long and complex sentences that I _____ of his article.

　 A. make sense　　　 B. make a sense　　　　　 C. make senses　　 D. make the sense of

34. Mozart, being able to compose music in his boyhood, had a gift _____ music.

　 A. in　　　　　　　　　　 B. for　　　　　　　　　　　　　 C. on　　　　　　　　　 D. at

33. Three tough guys _____ a millionaire’s son and forces the boy _____ a dark room

A. caught/to go　　　　　　　　　　　　　　　　　　　 B. captured/into　　　　

C. kidnapped/into　　　　　　　　　　　　　　　　　　　　　 D. kidnapped to enter into

32. The house which is distant from your working place is not _____.

　 A. worth to buy　　　　　　　　　　　　　　　 　　　 B. worthy buying

　 C. worth of the money　　　　　　　　　　 　　　 D. worthy to be bought

31.It’s _____ to be invited to speak at this important meeting.

　 A. a great honor　 B. honored　　　　　 　　　 C. our honors　　　　　　 　　　 D. honor of me

29. A library with five thousand books ________ to the nation as a gift.

　　　 A. is offered　　　　 B. has offered　　　　　　 C. are offered　　　　　　　　　　 D. have offered

30 It is no good _______ with him over such a small thing.

　　　 A. arguing　　　　　 B. to argue　　　　　 　　　 C. to arguing　　　 　　　 　　　　　　　 D. argue