21、Of the 2000 stock investors ________ last month, 90% was found ________ in financial knowledge.

A. surveyed; lacking                        B. having been surveyed; to lack

C. surveyed; lacked                         D. to have been surveyed; lack

20、People living on this island depend on tourism, _____ development there won’t be much work. 

A. without its         B. without whose          C. by which                  D. without which

19、The number 5.12 is a special number, ______, I think, that will be remembered by all the people in Sichuan Province.

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

18、________ no enough space for such a big sofa, why not change it for a small one?

  A. It seeming to be                                        B. For there seems to be

  C. There seeming to be                                  D. It seems that

17、_____ is known to us all is that the Chinese government has spared no efforts to protect people from fake food.

A. What                B. It                       C. As                    D. Which

16、It was 2 hours’ wait by the time the announcement ______, saying my flight was canceled.

A. had been made          B. was made               C. made                     D. was making

15、 It was lucky that little Jack was not at home when the fire broke out; Otherwise, he _____ his life.

A. had lost         B. would lose           C. would have lost      D. might lose

14、 So many great events ________that it is bound to be a most special year in history.

A. 2008 saw       B. saw 2008               C. did 2008 see           D. would 2008 see     

13、He proves to be a determined man, for______ failures he meets, he will never lose heart.

A. whatever                B. what                       C. which                     D. whichever

12、Having agreed to divorce, this couple both requested the media ________ respect for their family at this difficult time.

A. must maintain         B. could maintain        C. would maintain      D. maintain