5. We can ___________ music in the music room.

4. _____ wear a hat in class.

3. Students can’t __________ late to class.

2. They can’t have lunch ________.

1. We can __________ in the cafeteria.

7．我从来没有找着一点乐趣

　　 　I __________ have __________ fun.

B 组

6．我要帮妈妈打扫房间

　　　 I have to __________ my mother __________ the room.

5．上学不要迟到哦。

　　　 Don’t __________ __________ for school.

4．不要在图书馆大声喧哗

　　　 __________ talk __________ in the library.

3．我晚上10点之前必须就寝。

　　　 I have to __________ __________ bed __________ ten