Ⅰ Ⅱ
⑴Good morning. A. It's a CD.
⑵What colour is it. B. Good morning.
⑶Are you Wang Bing? C. Yes, please.
⑷Would you like a hot dog? D. No, thank you.
⑸What's this. E. It's yellow.
⑹It's nice. F. No, I'm not. I'm Liu Tao.
⑺What about a cake? G. Thank you.