第二部分：英语知识运用（共两节，满分35分）
第一节：单项填空（共 15 小题；每小题 1 分，满分 15 分）
请认真阅读下面各题，从题中所给的 A、B、C、D 四个选项中，选出最佳选项，并在答题卡上将该项涂黑。
21. ---Mary knocked into a tree last night while driving, but she is all right.
---She is lucky. She herself badly.
A. should injure B. might injure
C. should have injured D. could have injured
22. ---Is there anything else I can do for you, Jeff?
---No. Thanks. I really appreciate when you lent all your notes to me before the exam.
A. one B. it C. that D. this
23. ---The manager finally agreed to our new marketing proposals.
---It never occurred to me you could succeed in persuading him to change his mind.
A. which B. what C. that D. if
