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，选出可以填入空白处的最佳选项
21. the sun for too much time will do great harm to your skin.
A. Exposed to B. Being exposed to C. Exposing to D. To expose to
22. both sides accept the agreement will a lasting peace be established in this regin.
A. Only if B. Unless C. If only D. As long as
23. —The dumpling is very delicious! Thank you for inviting me to eat.
— I’m glad you enjoy it.
A. All right. B. Really? C. Never mind. D. Don’t mention it
24. We the job five parts and each man did one part.
A. divided, into B. separated, into C. divided, from D. separated, from
25. Why not try your luck downtown, Bob? That’s the best jobs are.
A. where B. what C. when D. why
