59. By the time you receive this letter. I _____ for America.

　　A) will leave

　　B) have left

　　C) would have left

　　D) will have left

　　60. I'll call you tonight at 10' clock _______ I can find a telephone that works.

　　A) unless

　　B) suppose

　　C) when

　　D) provided

　　61. Fortunately, the bank clerk ____ press the alarm button before the robbers got away.

　　A) could

　　B) was able to

　　C) succeeded in

　　D) managed

　　62. I'll try to get in touch with him but he's _____ ever at home when I phone.

　　A) hardly

　　B) almost

　　C) rarely

　　D) occasionally

　　63. I bought a large Chinese ______ lampshade to put in my bedroom.

　　A) old

　　B) round

　　C) white

　　D) paper

　　64. His courage is ____ he does not know the meaning of fear.

　　A) so

　　B) so that

　　C) such that

　　D) that

　　65. I'd rather they ______ deliver the new refrigerator tomorrow.

　　A) wouldn't

　　B) didn't

　　C) shouldn't

　　D) mustn't