单项选择题Young as he is, David has gained()rich experience in()society.
A. the;the B. a;/ C. /;/ D. /;the
单项选择题—When did it begin to snow —It started()the night.
A. during B. by C. from D. at
单项选择题Now that we()all the money, it's no use turning on me and saying it's all my fault.
A. had lost B. lost C. have lost D. lose
单项选择题We had a really bad time about six months ago but now things are()
A. looking up B. coming up C. making up D. turning up
单项选择题()from endless homework on weekends, the students now find their own activities, such as taking a ride together to watch the sunrise.
A. Freed B. Freeing C. To free D. Having freed