根据上下文补全对话。

A: Good morning, Jack.

B: Good morning,  Doctor.

A: What is wrong   1   you?

B: I    2   a sore throat. And I cough a lot.

A: Oh, I am   3   to hear that.

B: And l can't sleep well.

A: Please    4   your mouth, and say "ah".

B: Ah…

A: Oh, you have a cold, but there is nothing    5   .You    6   stay in bed    7   a few days and have a good rest.

B: Should I    8   some medicine, Doctor?

A: Yes, of course. Take this medicine three   9   a day, and   10  a lot of water.

B: Thank you very much.

A：You are welcome.

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