题目列表(包括答案和解析)

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61. I'd like to go swimming ____ the water is not too cold.

A. for        B. unless       C. if         D. whether

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60. I can't use your pen, ___ there is no ink in it.     A. for   B. when  C. if   D. whether 

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59. Things have changed a lot ____ I wrote to you last time.

A. when         B. since       C. as          D. before

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58. ___ he came to study in the university, he has made much progress in the study of English.

A. While       B. When       C. Since       D. After

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57. I'll come and see you _____ I go to the countryside.

A. while       B. when      .  C. as soon as     D. before

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56. Don't try to get off the bus ____ it has stopped.

A. while       B. as         C. since       D. before

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55. He will tell you about it ____ you get there.     A. while    B. as    C. when    D. /

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54. We shall go ____ you are ready.     A. while      B. as soon as    C. as    D. since

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53. It has not been decided ____ they will leave.

A. why        B. when       C. which         D. what

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52. The trouble is ____ we can not find such an expert.

A. why         B. that          C. where         D. /

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