1. (2021九上·海门开学考) 用所给动词的适当形式填空

stay   give   wait  sound  explain

1. （1） — Robin, I saw you at the bus stop yesterday afternoon.

   — Oh, I my uncle then.

3. （2） I still can't understand the problems though the teacher several times.
5. （3） We felt very sorry because no one on the plane alive.
7. （4） — Who a talk to us this evening?

   — Our English teacher is.

9. （5） Listen! How beautiful the music !