1. 根据句意及汉语提示写单词，完成句子。

1. （1） We can't (说话) in class.
   

3. （2） Do you have lunch at (家) or at school?

5. （3） What do you do on the (周末)?

7. （4） Sorry, I'm busy and I can't go to see you (今天).
   

9. （5） Our store is in the (中心) of the city.