用适当的词填空，完成对话，每空一词：
(D---Doctor Lee , M---young man)
D: What’s ________ with you, young man？
M: Doctor Lee, I’m not _________well. My head hurts.
D: Did you stay up late last night?
M: No, I didn’t. I always go to bed early at night.
D: Let me have a look. Please open your ______ and say “Ah”.
M: Ah.
D: I’m afraid you have a cold.
M: Is it serious?
D: ____ serious. You just have a sore throat. ____ these pills three times a day and drink plenty of water. You’ll get well soon.
M: Thanks.