阅读对话,根据短文内容，判断正误。

    It's Sunday morning. Bill and Mike are drawing in the park. They are talking about how to draw.

Bill：Mike，what can you see over there？

Mike：I can see a hill and a lake.

Bill：Can you draw them？

Mike：Sure，It's easy. Look，this is the lake and that is the hill.

Bill：Well done.

Mike：What can you see on the lake？

Bill： I can see two boats.

Mike：Can you draw them？

Bill：Sure. It's not difficult.