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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