13.A　 14.C　 15.C

unit 15

unit 13-unit 14

1.B　 2.B　 3.C　 4.A　 5.A　 6.B　 7.D　　 8.B　　 9.C　　 10.C　 　11.B　 12.C

1.B　　 2.C　　 3.B　 4.D　 5.A　 6.B　 7.B　 8.B　 9.C　 10.C

unit 14

1.C　 2.C　 3.A　 4.D　 5.D 6.B　 7.A　 8.A　 9.B　 10.C　 11.C 12.B　 13A　 14.C　 15.D　 16.D　 17.C　 18.B　 19.B　 20.D

45. There is something wrong with my bike. It needs ___.

A.　　 to repair　 B. to be repaired　 C. repairing　　 D. Both A and B

Answer

Unit13

44. When he was in ___ in ___ , he began to do some revolutionary work.

A.　　 his thirties, 1920’s　　 C. thirties, the 1920’s

B.　　　 thirties, 1920’s　　　 　D. his thirties, the 1920s

42. The line is busy. She can’t ___.

A.　　 ring back　 B. ring up　 C. get through　 D. hold

43 She ___ to enter the college but didn’t do well in her college courses.

A.　　 tried　 B. hoped　 C. meant　 D. managed

41. When he came in, I happened ___ on the bed, ___.

A.　　 to be lying, and read　　 C. to lie, and reading

B.　　　 to be lying, reading　　 D. to have lain, reading

40. Many people are still in ___ habit of writing silly things in ___ public places.

　 A. the; /　　 B. /;/　　 C. /; the　　 D. the ; the

39. One should keep calm when ___ danger.

A.　　 realizes　 B. realizing C. faces　 D. facing