单项选择题
A.Why are you so careless about yourself B.This kind of thing happens to everyone. C.You should take good care of yourself. D.Oh, that's too bad. Why don't you take some aspirin
A.What do you want to eat B.Have you decided what to have yet C.Excuse me, are you ready to order now D.Excuse me, but who'd like to order
A.How do you do B.Nice to meet you. C.Fancy meeting you here. D.Well, how have you been