二、选择填空(共25小题;每小题1分,满分25分)
A) 单项选择 从每小题所给的A、B、C、D四个选项中选出一个最佳选项。把其编号填入答题卷相对应的空格内。、
21. "Work hard, Lucy. You can_______ get time back," said Dad.
A. always B. usually C. sometimes D. never
22. Does the club meeting start_______ three o’clock _______Friday afternoon?
A. at; in B. at; on C. at; at D. on; in