练习

　　1. She never laughed, _____ lose her temper.

　　A) or she ever did B) nor did she ever

　　C) or did she ever D) nor she ever did

　　2. No sooner had we reached the top of the hill _____ we all sat down to rest.

　　A) when B) then C) than D) until

　　3. _____ for your laziness, you could have finished the assignment by now.

　　A) Had it not been 　B) It were not

　　C) Weren’t it 　　 D) Had not it been

　　B C A

　　4. _____ for my illness I would have lent him a helping hand.

　　A) Not being B) Had it not been

　　C) Without being D) Not having been

　　5. Only under special circumstances _____ to take make-up tests.

　　A) are freshmen permitted

　　B) freshmen are permitted

　　C) permitted are freshmen

　　D) are permitted freshmen

　　B A

　　6. We have been told that under no circumstances _____ the telephone in the office for personal affairs.

　　A) may we use B) we may use

　　C) we could use D) did we use

　　7. So confused _____ that he didn’t know how to start his lecture.

　　A) since he became B) would he become

　　C) that he became D) did he become

　　A D

　　8. _____ right now, she would get there on Sunday. (96/06/42)

　　A) Would she leave B) If she leaves

　　C) Were she to leave D) If she had left

　　9. Not only _____ us light, but it gives us heat.

　　A) did the sun give B) the sun gives

　　C) gives the sun D) does the sun give

　　10. _____, Tom knows something of electricity.

　　A) As he is a child B) As child he is

　　C) A child as he is D) Child as he is

　　C D D