选择正确的句子补全对话。

A. Don't be worried. B. Thank you, doctor. C. What should I do? D. Not very bad. E. What's wrong with you?

Doctor:

Lily: I feel bad. My stomach(胃) hurts all the time.

Doctor: I will give you a check(检查).

Lily: Is it serious(严重)?

Doctor:

What do you eat today?

Lily: I eat some ice cream, chips and drink some cold Coke.

Doctor: You shouldn't eat so much junk food. They are bad for health.

Lily: I know.

Doctor: You should drink some hot water and take this medicine(药) three times a day.

Lily: OK.