21. —Could you please tell me where the nearest restaurant is?
—_______ ? I didn’t quite catch what you said.
A. Pardon                  B. Yes                   C. What’s wrong                  D. Why not
22. Women are playing _____ more and more important part in _____ society — they hold up half the sky.
A. 不填; the                  B. a; 不填                    C. a; the                       D. 不填; 不填
23. —What lovely weather! Shall we _____ it and go camping?
—Why not? I love getting close to nature.
A. make use of           B. get along with            C. come up with             D. take part in