37. _____ useful information he has found on the Internet!

A. What a　 B. What　 C. How a　 D. How 　

36. ---How long has the factory _______?

　　　 ---Since three years ago.

　 A. open　 B. be open　 C. been open　 D. been opened

35. It’s a secret. You _____ tell anyone about it.

A. mustn’t　 B. must　 C. can　 D. needn’t

34. I didn’t hear you because I ____ a shower at that moment.

A. have taken　 B. will take　 C. was taking　 D. am talking

33. It _____five months since I came to America.

A. was　 B. is　 C. will be　 D. had been

32. That piece of music created by the new singer sounds ______. We all like it.

A. terrible　 B. terribly　 C. wonderfully　 D. wonderful

31. They all looked _____ me _____ surprise, but I didn’t know why?

A. for, to　 B. by, for　 C. up, over　 D. at, in

30. The story is hard to understand, _____ there are no new words in it.

A. so　 B. but　 C. though　 D. until

29. It’s such difficult work, but _____ of them four felt frustrated.

A. neither　 B. both 　C. none　 D. all

28. Don’t worry. My brother has got many vegetables. You can have some of______.

A. mine　 B. yours　 C. his　 D. hers