阅读短文，选择正确的答案。

Look at my desk. It's untidy（不整洁的）. My bag is on the desk. It's black. Three books are under the bag. Where is my pencil box?Oh, it's in the bag. A banana is on the desk, too. I don't like bananas, but my friend, Mike, likes them. Where is my pencil?Look！It's under the books.