31. _____ teaching in a university , he also spent some time teaching in a night school.

*A. Besides　 B. Except　 C. Except for　 D. Except that

30. Why do you want a new job_____ you've got such a good one already?

　A. that　 *B. while　 C. which　 D. when

29. I couldn't get to sleep, but _____ all night.

*A. lay awake　 B. lay awaked　 C. lay awaking　 D. lay waked

28. Dr Black comes from either Oxford or Cambridge. I can't remember _____.

　A. where 　B. there 　*C. which 　D. that

27. John was made ______ the truck for a week as a punishment.

*A. to wash　 B. washing　 C. wash　 D. to be washed

26. -"I stayed at a hotel while in New York."

　 -"Oh, did you? You _____ with Barbara."

*A. could have stayed　 B. could stay　 C. would stay　 D. must have stayed

25. The new library, ______ last week, is very popular _____ the students.

　A. opening, to 　B. opened, with 　C. open, to 　*D. having been opened, among

24. She is _____ careful girl ______ she hardly makes mistakes in the exam.

　A. so, that　 B. such, that　 C. a such, that　 *D. such a, that

23. He was so careless that he left _____the door ____.

*A. leaving…unlocked 　B. to leave…locked

　C. left…unlocking 　D. leaving…locking

22. ____ many times, I could not remember her telephone number.

　A. Told 　B. Being told 　C. Having told 　*D. Having been told