从方框中选择适当的句子补全对话。其中有两项是多余的

A: Michael, you look so excited today.

B: We're going to have a food festival next Sunday.

A:

B: I want to cook chicken soup.

A: Sounds great.  

B: Sure. First, cut the chicken into small pieces.

A: It's easy.

B: Wash it and make sure that it's clean.

A: What shall I do then?

B:

A: What do I need to do after that?

B:  Finally, add salt and green onion into the soup.

A: It's fun. I'm sure many people will like it.

B: I hope so.

A. How could I make it? B. What are you going to do for the festival? C. Boil the chicken for twenty minutes. D. What should I do next? E. Put it into a pot of water and boil it. F. When are you going to have it? G. Could you tell me how to make it?