1. 看图，判断对话或句子正误。

1. （1） —Are there any trees beside the lake?

   —Yes，there are.

3. （2） —Is there a boat on the lake?

   —No, there isn't.

5. （3） There is a building on the hill.
7. （4） There is a bridge in the park.
9. （5） —Are there any flowers in the park?

   —No, there aren't.