第二部分：知识运用（共两节，45分）
第一节 单项填空（共15小题；每小题1分，共15分）
从每题所给的A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。
21. Mrs Turner told me that she ______ to many cities across China when she was young.
A. had beenB. has been C. went D. would have gone
22. These days, it seems that we rely on the Internet often, and we couldn’t possibly live _____it.
A. on B. without C. with D. in
23. — Could you give _______ an introduction to the new machine?
— Of course. I will tell you how to use it.
A. him B. us C. herD. it
