1. 阅读短文，判断句子正误。

Hello, I'm Betty. Look at my study(书房). It's new and nice. What's this on the chair? It's my jacket. It's red. Where's my pencil case? Look! It's on the desk. You can see a pen, a ruler, a rubber and a pencil in it. What's that beside the desk? Oh, it's my ball. I like my study.

1. （1） This is Ben's study.
3. （2） Betty's jacket is on the chair.
5. （3） The pencil case is in the desk.
7. （4） The ball is behind the chair.
9. （5） We can see a ruler, a pen, a rubber and a pencil in the pencil case.