1. (2020三上·汽开区期末) 根据短文内容，判断下列问题正误。

Grandma and grandpa are sleeping. Mum and Dad are reading books. I'm doing my homework. And my little brother is watching TV. My sister is listening to music.

1. （1） Grandma and grandpa are reading.
3. （2） Mum and Dad are reading books.
5. （3） My little brother is doing his homework.
7. （4） My family are all sleeping.
9. （5） My sister is dancing.