2015年成人学位英语语法强化试题及答案（5）
41. The United States is composed of fifty states, two of _____ are separated from the others by land or water.
A. them B. that
C. which D. those
42. They did not discover until later _____ the car had been destroyed.
A. as B. than
C. which D. that
43. They overcame all the difficulties and fulfilled the plan ten days ahead of schedule, _____ was something we had not expected.
A. that B. this
C. it D. which
44. That’s the reason _____ Ann could not do her part of the job.
A. that B. of
C. because D. why
45. The company official _____ I thought would be fired received a raise.
A. whom B. whoever
C. who D. of whom
46. In 1990 he caught a serious illness from _____ effects he still suffers.
A. that B. which
C. what D. whose
47. His brother had become a teacher, _____ he wanted to be.
A. who B. what
C. which D. that
48. My vacation begins next Tuesday, _____ I will leave for Flofida.
A. which B. that
C. while D. when
49. He has made another wonderful discovery, _____ of great importance to science.
A. which I think it is B. of which I think is
C. I think which is D. which I think is
50. I decided to buy a car because we had sold _____ we had in England before leaving.
A. that B. the other
C.which D. the one