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　　Exercise 4

　　Smoking may be a pleasure for some people . 1 it is a serious source of 2 for their fellows. Now medical authorities express their 3 about the effect of smoking 4 the health not only of those who smoke but also of those who do not. 5 , nonsmokers who must 6 inhale the air polluted by tobacco smoke may 7 more than the smokers themselves.

　　As you are 8 informed, a considerable number of our students have 9　in an effort to 10 the university to 11 smoking in the classrooms. I believe they are 12 right in their aim. However, I would hope that it is 13 to achieve this by calling 14 the smokers to use good judgment and show concern for others 15 than by regulation.

　　Smoking is 16 by city bylaws (地方规章) in theatres and in halls used for showing films as well as in laboratories where there may be a fire hazard, 17 , it is up to your good 18 .

　　I am therefore asking you to 19 “No Smoking ” in the auditoriums, classrooms and seminar rooms. This will prove that you have the nonsmoker’s health and well-being 20 , which is very important to a large number of our students.

　　1. A. Hence B. However C. AnywayD. Furthermore

　　2. A. joy B. discomfortC. convenienceD. relief

　　3. A. considerationB. attentionC. beliefD. concern

　　4. A. againstB. for C. in D. on

　　5. A. In consequenceB. On the other handC. In fact D. After all

　　6. A. instinctively B. instantly C. spontaneouslyD. reluctantly

　　7. A. suffer B. subjectC. submitD. sustain

　　8. A. certainB. sureC. doubtlessD. right

　　9. A. entered B. joinedC. attended D. involved

　　10. A. reasonB. persuadeC. argue D. suggest

　　11. A. stop B. object C. ban D. prevent

　　12. A. entirely B. likelyC. generallyD. possibly

　　13. A. likelyB. probableC. properD. possible

　　14. A. out B. for C. on D. up

　　15. A. rather B. better C. more D. other

　　16. A. prohibited B. protected C. reservedD. cleared

　　17. A. FurthermoreB. ConsequentlyC. NeverthelessD. Elsewhere

　　18. A. idea B. dutyC. sense D. responsibility

　　19. A. persistB. maintainC. stickD. adhere

　　20. A. in mindB. in head C. in heart D. in memory

　　答案：B,B,D,D,C,D,A,C,B,B,C,A,D,C,A,A,D,C,B,A