第二部分：英语知识运用（共两节，满分45分）
第一节单项填空 （共15小题；每小题1分，满分15分）
从A、B、C和D四个选项中选出可以填入空白处的最佳选项。
21. ____ number of the students in our school is about 3000 and _____number of students come from America.
A. The; a B. A; the C. A; a D. The; the
22. There was a large crowd in the square, protesting ____ the war.
A. for B. with C. against D. of
