题目内容
C) 根据句子意思,用括号中所给动词的适当形式填空。
1.You___________ (fine) by the police if you break the traffic rules.
2._____(limit) the number of cars is a useful way to reduce air pollution.
3.Jack___________ (dig) a hole in the garden when I went to see him.
4.How often___________the Olympic Games___________ (take) place?
5.Do you know how much paper___________ (waste) last year?
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