根据材料内容，从下面六个选项中选出能填入文中空缺处的最佳选项，使短文意思通顺，内容完整，并将其标号填写在下面题号后的横线上（一项多余）。

A. Look! This is Miss Green's office. B. She is from Beijing. C. Oh, they are both workers. D. Are those Betty's grandparents? E. These are Betty's grandparents. F. Do you know Betty's teacher?

Betty is my friend. She is a Chinese girl.  She is thirteen years old. She is a junior high school student. She loves her school and family.

 Her teacher is Miss Green. She teaches English. The students like her very much. In it you can see a desk and a chair. A pen and some books are on the desk.

What are Betty's parents' jobs?  They work to support (支持) the family. Look at the photo!  Yes, they are. It is a happy family.