35. Meeting my uncle after all these years was an unforgettable moment, ________I will always　 treasure.

　 A. that　　　　　 　　　 B. one　　　　　 　　　 C. it　　　　　　 　　　 D. what

34. The research is so designed that once________nothing can be done to change it.

　 A. begins　　　　　 　　 B. having begun　 　　 C. beginning　　 　　 D. begun

33. It is said in Australia there is more land than the government knows________.

　 A. it what to do with　　　　　　　　　 B. what to do it with

　 C. what to do with it　　　　　　　　　 D. to do what with it

32. Having a trip abroad is certainly good for the old couple, but it remains________whether they will enjoy it.

　 　A. to see　　　　　　 B. to be seen　 　　　　　 C. seeing　　　　 　　 D. seen

31. We thought of selling this old furniture, but we' ve decided to________it. It might be valuable.

　 A. hold on to　　　　　　　　　　 　 B. keep up with

　 C. turn to　　　　　　　　　　　　 　 D. look after

30. John shut everybody out of the kitchen________he could prepare his grand surprise for the

　 party.

　 A. which　　　　　　 B. when　　　 　　　　　 C. so that　　　 　　　 D. as if