补全对话（有两项多余）。

A. I'm feeling well. B. Usually two litres every day. C. Thanks very much. D. Yes, but never drink too much. E. What's wrong with me? F. But it is important to us. G. How do you feel now?

A:

B: Nothing serious. But you should drink more water every day.

A: Oh, I hate it because it is not delicious at all.

B: We must drink enough water.

A：How much water do we have to drink every day?

B: And on hot days, drink more.

A: I see. By the way, can I drink cola?

B: It's bad for your health.

A：

B: You are welcome.