通读下面短文，掌握其大意，然后在各题所给的四个选项(A、B、C 和 D)中选出一个最佳选项。

Hello, everyone! My name is Jill Smith. I'm1China now. I have a2. He is my aunt's3. His name is Tom Miller. Tom is his4name. Miller is his family name. He is a tidy boy and his room is5, too. Look! It is a6of his room.7books are in the bookcase. His clock and tape player8on the table. His schoolbag is on the9. His pencil box is on the desk, too. His schoolbag is green. What10is his pencil box? Oh, it's yellow. Some pens are in the pencil box. A set of keys is in it,11.12is under the desk? Oh, it's a baseball, but it's not13. It's his brother Alan's. Tom has a computer. It's on the table. On the wall, there is a photo of his14. Four people are in his family. This is my cousin's room. What15your room? Are you tidy?