As more and more cars are produced and used, so the _____ from their exhaust-pipes contains an even larger volume of poisonous gas.

　　A. exposure  B. distribution  C. expansion  D. emission

1. A. If    　　　　   B. Because　　　　　　  　　   C. Although　　  　　   D. Before

2. A. suggestion        B. context   　　　　     C. abstract 　　  　　   D. information

3. A. poor 　　 　　   B. ideal 　　　　   　　   C. average      　　   D. disappointed

4. A. such 　　 　　   B. one　　 　　　　       C. any   　　　　   D. some

5. A. fun  　　 　　   B. work  　　    　　   C. learning      　　   D. prize

6. A. by          　　B. in　　    　　　　    C. for　　 　　  　　   D. with

7. A. unhappy       B. responsible　　　　     C. satisfied 　　 　　   D. dismissed

8. A. collected         B. distributed　　　　 C. assigned   　　　　   

 D. finished

9. A. the most         B. the least 　　  　　   C. possible  　　　　      D. practical

10. A. student's        B. assistant's  　　       C. professor's  　　　　　　    D. librarian's

11. A. when   　　   B. what　　   　　      C. why　　    　　    D. how

12. A. wish   　　      B. hope for 　　 　　   C. want   　　  　　   D. expect

13. A. selections       B. collections 　　　　    C. sources 　　  　　   D. origins

14. A. hate    　　   B. dislike   　　 　　   C. like　　 　　 　　   D. prefer

15. A. too 　　 　　   B. such　　    　　   C. much        　　   D. more

16. A. but 　　 　　   B. except 　　　　   C. with　　 　　　　   D. besides

17. A. However        B. Therefore    　　   C. Furthermore 　　     D. Nevertheless

18. A. full      　　   B. limited       　　   C. irregular     　　   D. enough

19. A. interrupt 　　    B. annoy　　   　　   C. approach    　　   D. disturb

20. A. or    　　　　B. to　　　　　　    C. and　　　　　　   D. but

As more and more cars are produced and used, so the _____ from their exhaust-pipes contains an even larger volume of poisonous gas.

　　A. exposure  B. distribution  C. expansion  D. emission

第二节：完形填空（共20小题；每小题1.5分，满分30分）

阅读下面短文，掌握其大意，然后从36－55各题所给的四个选项（A、B、C和D）中，选出最佳选项。

Many teachers believe that the responsibilities for learning lie in students. If a long reading assignment is given, instructors  36  students to be familiar with the  37  in the reading even if they don't discuss it in class or take an exam. The  38  student is considered to be  39  who is motivated to learn for the 40 of learning, not the one interested only in getting high grades. Sometimes homework is returned  41  brief written comments but without a grade. Even if a grade is not given, the student is  42  for learning the material assigned. When research is 43 , the professor expects the student to take it actively and to complete it with 44  guidance. It is the 45 responsibility to find books, magazines, and articles in the library. Professors do not have the time to explain 46 a university library works; they expect students, 47 graduate students, to be able to exhaust(用尽) the reference 48  in the library. Professors will help students who need it, but  49  that their students should not be 50 dependent on them. In the United States, professors have many other duties 51 teaching, such as administrative(管理的) or research work．52 , the time that a professor can spend with a student outside of class is 53 . If a student has problems with classroom work, the student should either 54 a professor during office hour 55 make an appointment.

36.   A.expect  B.make   C.hope    D.prepare

37.   A.suggestion   B.title     C.headline      D.information

38.   A.poor    B.ideal    C.common      D.disappointed

39.   A.such    B.one      C.any      D.some

40.   A.fun      B.work    C.sake     D.prize

41.   A.by       B.in C.for       D.with

42.   A.criticized     B.asked   C.responsible　      D.dismissed

43.   A.collected     B.distributed   C.assigned      D.finished

44.   A.maximum   B.minimum    C.possible       D.practical

45.   A.student's      B.professor's   C.assistant's     D.librarian's

46.   A.when   B.what    C.why     D.how

47.   A.particularly B.truly    C.obviously    D.rarely

48.   A.selections    B.collections   C.sources D.origins

49.   A.hate     B.dislike  C.like      D.prefer

50.   A.too      B.such     C.much   D.more

51.   A.but      B.except  C.with     D.besides

52.   A.However     B.Therefore    C.Furthermore       D.Otherwise

53.   A.plentiful      B.limited C.irregular      D.enough

54.   A.greet    B.annoy  C.approach     D.turn

55.   A.or     B.and      C.to          D.but