二、改错（本大题共10小题，每小题1分，共10分）
下面句子中有 A,B,C,D四个划底线部分，其中有一个是错误的，选出错误部分的字母，无需改正错误。
31. This essay deals with a natural phenomenon which interest many people at present.
A B C D
32. Not until the twentieth century did scientists in the world made the great progress
A B C
in medical science.
D
33. Your grade is based not only on how well you do on each test, but also how you participate in
A B C D
discussion in class.
34. Although I expected something different, I was still surprised by which he said
A B C
about the new change in our school.
D
35. Some of my friends still feels very angry and bitter about it and just won’t accept it.
A B C D
36. In formal tea ceremonies, the tea maker follows a certain procedure in making the tea and then
A B
serving it to the guests in turns.
C D
37. This is the worst weather which I’ve experienced in New York.
A B C D
38. Don’t be so impolite. You should take other people’s feelings into accounts.
A B C D
39. It was a long, slow journey that almost end in disaster.
A B C D
40. There are many organizations which sole purpose is to help mentally retarded children.
A B C D
