问题描述：
They went to school ______________（play）basketball last Sunday.填空题
1..They went to school ______________（play）basketball last Sunday.
2.---------I have to -------(wear) a helmet when I ride a bike?
1..They went to school ______________（play）basketball last Sunday.
2.---------I have to -------(wear) a helmet when I ride a bike?
问题解答：
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