补全对话。在横线上填上一个适当的句子，使对话完整、通顺、正确。
W: Good morning, young man.____
M: I feel weak and I've got a bad headache.
W: ____
M: No, I don't have a fever. I have taken my temperature. It's all right.
W: How about your sleep?
M: Terrible! I dream a lot and I always feel tired the next morning.
W: ____
M: I am playing computer games these days. And I play till late at night.
W: I see. You play games too much.
M: ____
W: You should not do that any more first. Then relax a little, have a warm bath and lake this medicine for a week. It will help you.
M: Thanks, doctor. ____
W: Three times a day.
M: OK. Thank you. Bye!
