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。

Ms Li: Hello, my name is Li Fang. I'm your1and you're my students. I am 2. I'm from Wuhan. What's your name?

Lingling: 3 name is Wang Lingling.

Ms Li: Nice to meet you, Lingling. Where 4 you from?

Lingling: I'm from Beijing. I'm Chinese.

Ms Li: How 5 are you?

Lingling: I'm thirteen years old.

Ms Li: Good. Welcome to Class 4, Grade 7!