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、D四个选项中，选出最佳选项。
21. Money plays ________ important role in the material world. But expecting ________ money to give happiness may be missing the meaning of life.
A. a; the B. an; / C. a; / D. the; the
22. It’s the third time ________ late for School this week.
A. that you are B. you are
C. when you arrived D. that you have been
考点：考查时态
23. While ________ the dog, you should take care not to ________. Otherwise, it may be dangerous to strangers.
A. walking; get loose B. walk; be loose
C. walking for; get it loose D. training; get it run
