第二部分：英语知识运用（共两节，满分45分）
第一节：语法和词汇知识（共15小题；每小题1分，满分15分）
从每小题的A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该选项涂黑。
21. --- Have you decided to purchase all the goods in China?
--- ________. I must take the quality of the products into consideration seriously.
A. I have no idea B. That all depends.
C. It’s fun to do so D. Yes, I will do
22.It is sad that _____ water pollution all over the world is very serious, but on _____ whole, people here have been able to get clean drinking water.
A. the; the B. the; a C. 不填; the D. 不填; a
23. The design isn’t successful unless it_______ people of all ages and social groups.
