阅读理解
Tom: How are you, Mr. Green?
Green: Fine, thanks. And you?
Tom: Very well, thank you.
Green: Do you know Mr. Lee?
Tom: Sorry, I don't know him.
Green: This is Mr. Lee. He is a teacher. This is Tom.
Lee: How do you do, Tom?
Tom: How do you do, Mr. Lee? Are you from America?
Lee: No, I'm from England. Are you a teacher, too?
Tom: No, I'm a student here. I'm in Grade Two.
Lee: But you speak Chinese very well. Welcome to China!
Tom: Thank you. Oh, it's time for class. See you later!
Lee: See you!