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）
21. The manager didn’t ask him to come. _______, he was fired.
A. In other words B. In a word C. In many ways D. In any way
22. They used scientific _______ to do a lot of researches on that subject.
A. way B. method C. means D. manner
