第一节：语法和词汇知识(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。
例：We ________ last night, but we went to the concert instead.
A. must have studied B. might study C. should have studied D. would study
答案是C。
21. Washing machines made by China have won ________ worldwide attention and Haier has become ________ popular name.
A. a; the B. / ; a C. /; the D. the ; a
22. -- The terrible earthquake brought about $ 15 million to this island country.
-- ________.
A. Certainly B. I agree with you C. It's OK D. That's the case
