1. 阅读短文，判断正误

    This is Sam's family. He's doing his homework. His sister is eating a cake. His mother is watching TV. His father is reading a book. His grandmother is watering the flowers.

1. （1） Sam is eating.
3. （2） His sister is doing her homework.
5. （3） His mother is watching TV.
7. （4） His father is making a plane.
9. （5） His grandmother is watering the flowers.