当你向别人介绍John时,应说:A. I’m John. B. This is John.
我八岁了 A.I’m eight B.This is eight
这是李燕 A .I’m Li yan B .This is Li yan
谢谢你 A. Fine B.Thank you
再见 A. Good bye B.Hello
早上好! A.Good morning B.Good afternoon