1. 从方框中选择适当的单词填空, 补全句子。

A. aloud   B. between   C. sweep   D. twice   E. polite    F. friendly

1. （1） It's not  to make noise in the movie theater.

3. （2） The man  Mary and Gina is my new English teacher.

5. （3） Could you please  the floor? It's so dirty.

7. （4） Please read the message , so that we can hear you.

9. （5） It's a good habit to brush our teeth  a day.

11. （6） We like our math teacher, because he is very  to us.