71. Tom: Would you like me to water your plants while you"re on your holiday?
　　Joe: ________
　　A. No problem. I was more than glad to do it.
　　B. I appreciate it, but I"m already finished watering them.
　　C. Thanks for offering your help, but my brother"s going to do it.
　　D. Certainly watering plants is my favorite pastime.
　　72. --Don"t you think it"s going to rain over the weekend?
　　--_______.
　　A. I don"t believe B. I don"t believe it C. I believe not so D. I believe not
　　73. I knew I should not accept anything from such a person but I found it difficult to turn down his ___.
　　A. plan B. offer C. suggestion D. request
　　74. --Do you mind my taking this seat? --________.
　　A. Yes, sit down please B. No, of course not
　　C. Yes, take it please D. No, you can"t take it
　　75. How I envy you _______ your good luck!
　　A. in B. of C. to D. /
　　76. This event was rather unusual, ________?
　　A. is it B. isn"t it C. was it D. wasn"t it
　　77. We have _______ books in our library.
　　A. plenty of B. great many C. a great deal of D. great number of
　　78. The police saw the woman _______ a bus and _______ a taxi.
　　A. get off get on B. get on get off
　　C. get off get into D. get on get into
　　79. Do you mind ______ how you succeed?
　　A. if I go and see B. if I go seeing C. my going and see D. my go to see
　　80. The boy would have died, _______ on him without delay.
　　A. if the doctor didn"t operate B. if the doctor wouldn"t operate
　　C. would the doctor not operate D. had the doctor not operated

　　答案：71-80 CDBBD DACAD