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!