阅读短文，选择正确的答案。

This is my sister's room. There is a desk, a chair and a bed in the room. There is a computer（电脑）, two books on the desk. Under the chair, there is a ball. Her toy is on the bed. Where is the bag? It is on the chair. What's that on the wall（墙）? Oh, it's a map. It looks like（看起来像）a cap!