33. When and why he came here ________ yet.

A. has not known　 　　　　　　　　　　　　　 　B. are not known 　

C. has not been known　 　　　　　　　　　 　D. have not been known

32. I explained the theory as clearly as possible , ________ to make it easy _______.

A. hoping ; understood　　　　　 　　　　　　 　B. to hope ; to be understood

C. hoping ; to understand　　　　 　　　　　 　D. hoped ; understood

31. -I really like the modern digital camera you lent me last week.

-_______.

-And thank you very much for letting me keep it so long.

A. I’m glad you like it　　　　　　　　　 　　　 　B. Don’t mention it

C. I hope you like it　　　　　　　　　 　　　　 　D. That’s all right

30. If you want to do something for your life, then don’t worry what others will say or think. Just _______it.

A. go for　　　　　　　 　　 B. care for　　　　　 　　 C. appeal for　　　　　　 　　　 D. look out for

29. -Who should be responsible for the accident?

-The boss, not the workers. They just carried out the order _______.

　 A. as told to　　　 　　 　　B. as are told to　　 　　C. as telling to　　 　　　 D. as they told to

28. I can’t see my old grandparents _______ alone in the country, so I’ll have them _______with me in the city at present.

A. leave; stay　　　 　　　　　 B. left; stay　　 　　C. leaving; to stay　　 　　D. left; to stay

27. _______her hair getting gray, she decided to have it dyed .

　 A. As　　　　　　 　　B. For　　　　　 　　C. With　　　　　 　　　D. Though

26. - Look at these black clouds . It _______ soon.

　 　-Sure. If only we ________ out.

　 A .is raining; didn’t come　　　　　　　　　 　　　　 B. is to rain ; won’t start.　

C. will rain; haven’t started　　　　　　　　 　　　　 D. is going to rain; hadn’t come

25. -Hello, Grand Hotel.

-I’d like a room with a bath. How much do you______?

A. ask　　　　　　 　　 　　　B. charge　　　　　 　 　C. afford　　　　　　 　　　　　 D. pay

24. It is the hotel _______is located in the downtown _______he applied to for a job.

A. that ; where　　 　　　B. which ; that　　 　　　　 C. / ; that　　　 　　　　D. what ; that