1. 用方框中所给单词的适当形式填空，每个单词限用一次。

relax   do   we   late   sound

1. （1） It's 7:00 a. m., I think we are for school.
3. （2） Do you want to play basketball with ?
5. （3） Is playing soccer ?
7. （4） I don't like to play tennis. That difficult.
9. （5） I don't have a soccer ball, but my brother .