38. I like dolphins because they are cute.(对画线部分提问) 

  you  dolphins?

37. I had a busy weekend.(改为感叹句)

 a  weekend I had!

36. They reached the village yesterday.(改为同义句) 

They the village yesterday.

五、句型转换。

35. This dress cost her 90 yuan.(改为同义句) 

She 90 yuan this dress.

34. Don’t piay with fire. It's (danger) .

33. Look!Some (policewoman) are stand- ing there. What has happened?

32. —Do you enjoy (live) here,Mr. Black?

—Yes. The people are very kind.

31. It's nine o’clock now. Mr. Black  (teach) us English.

C) 用括号内所给单词的适当形式填空。

30. The (leaf) turn green in spring.

29. At the b I found English difficult but now I like it a lot.