第二部分 英语知识运用（共两节，满分45分）

单项填空（共15小题；每小题1分，满分15分）

从A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。

例: It is generally considered unwise to give a child     he or she wants.

A. however           B. whatever         C. whichever       D. whenever

答案是B

21. We can never expect    bluer sky unless we create     less polluted world.

A. a; a                                   B. a; the

C. the; a                                 D. the; the

22. – I wonder how much you charge for your services.

-- The first two are free       the third costs $30.

A. while                                B. until

C. when                                D. before

23. Daniel's family      their holiday in Huangshan this time next week.

A. are enjoying                          B. are to enjoy

C. will enjoy                            D. will be enjoying

24. -- Do you think it's a good idea to make friends with your students?

--        , I do. I think it's a great idea.

A. Really                             B. Obviously

C. Actually                            D. Generally

25. Just as Professor Scotti often          it, success is ninety-nine percent mental attitude.

A. gets                                   B. makes

C. puts                                   D. means