48. No bread eaten by man is so sweet as ________earned by his own labor.

　 　A. that　 B. such　 C. what　　 D. one

47. Their suggestions are of _______.

　 　A. great value　 B. very valuable　　 C. much valuable　 D. many value

46.One and a half bananas ________left on the table.

　 　A. are　 B. has　　 C. have　 D. is

45. How and why Jack came to China________ not known.

　 When and where to build the new library _________not been decided.

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

44. At the end of the month my money________, so I have to borrow some from my friend.

　 　A. has run out of　 B. has run out　　 C. has been run out　 D. is run out

43. Some sports like the X games are becoming as _________us as sports like football and basketball.

　 　A. more familiar to　 B. more familiar with　　 C. familiar to　　 D. familiar with

42.The police_ _________the girl who happened to be out when the murder took place.

　 　A. centred on　　　 B. focused　　 C. concentrated　　　 D. fixed up

41.When_________whether he was late, he made no answer.

　 　A. asking　　 B. having asked　　 C. asked　　 D. being asked

40.Every year _________students from this school are sent to Britain to learn English

　　 A. six dozen　　 B. six dozens　　 C. six dozen of　　 D. sixth dozen

39. ___________she went aboard by air last month is not known to anybody.

　　 A. If　 B. When　　 C. How　　 D. Why