补全对话:A:Good morning.71_ B:I'm not feeling very well.A:72_Did

补全对话:A:Good morning.71_ B:I'm not feeling very well.A:72_Did you sleep well?B:No.i was very ...
补全对话:A:Good morning.71_ B:I'm not feeling very well.A:72_Did you sleep well?B:No.i was very tired last night.A:Oh,i see.73._B:Have a cold?how can i get a cold?A:Maybe you are too tired B:74._A:No,nothing serious.but you really need a good rest and take this medicine.B:75._A:Three times a day.B:OK.Thank you.A:You're welcom 马上就要十分钟内