37. I'm sorry you can't go in now. the room _________ yet.

　 A. hasn't been cleaned B. hasn't cleaned C. isn't been cleaned D. isn't being cleaned

36. It's ________ ride from my home to the factory.

　 A. two hours and half's B. two and half hours' C. two and a half hours' D. two hour and a half's

35. - It's too hot. Would you mind _________ the door? -- _________. Please do it now.

　 A. to open, OK B. opening, Certainly not C. opening, Of course D. to open, Good idea

34. My necklace is not the only thing ______ is missing.

　 A. that B. / C. which D. who

33. ________ is really hard _______ them to climb Mount Qomolangma.

　 A. This , to B. It, for C. This, for D. It, to

32. _________ is the population of the city?

　 A. How B. How many C. How much D. What

31. _________ little water is not enough for ________ many people.

　 A. Such, so B. So, so C. Such, such D. So, such

30. I don't want any of you to get lost.

　 A. lose your way B. lose somebody C. lose something D. lose money

B)从A、B、C、D四个选项中,选出可以填入空白处的最佳选项。

29. I think he'll return in a minute.

　 A. give back B. come back C. write back D. call back

28. We followed Uncle Wang to see the plane.

　 A. went after B. brought back C. asked D. telephoned