阅读下面短文，掌握其大意，然后从每题所给的A、B、C、D四个选项中选出最佳选项，使文章完整、通顺。

Hey, boys and girls! 1 morning! Nice to 2 you. 3 name is Betty. I'm from America, but now I'm a student in Beijing. I'm 4 Class One, Grade Seven. There are 5 students in my class, fifteen girls and fifteen boys.

I have 6 good friend. Her name is Meimei. 7 and I are in the same class. She 8 13 years old. Her telephone 9 is 555-8028. Her father is a teacher and her mother is a teacher, 10. She has a cat. It is black and white. It is so lovely!