根据对话内容，从方框中选择恰当的选项补全对话，其中有两项多余。

A. Do they taste good? B. Why did you do that? C. What are you eating now? D. How do you cook your potatoes? E. What do you think of the potatoes? F. Would you like to join me for dinner tomorrow?

A: I have a new eating habit.

B:  

A: I changed (改变) from hamburgers to potatoes.

B:  

A: Because potatoes are natural food, and they are just easy to cook.

B:  

A: I wash them, and then steam (蒸) them for 15 minutes.

B:  

A: Yes, they are delicious and I think they are healthy.  I can make other healthy food for you too.

B: Sure, I'd love to.