来源：学生作业帮 编辑：作业帮 分类：英语作业 时间：2024/05/17 01:24:00
解题思路： 如下
解题过程：
1. Mary can’t watch TV on school nights .
2. The children don’t watch TV after ten at night .
3. Helen has to go to bed before nine .
4. Tim needs to do some washing after dinner .
5. You can’t practice the piano at night .
最终答案：略
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