单项选择题
A．but B．although C．while D．however
A．in B．on C．with D．from
A. Sorry to bother you but... B. I want you to apply it three times a day. C. I see. D. Oh, I’ll let you go. E. Are you taking anything for it F. I’m sorry G. How long have you had the rash H. Come on in and have a seat.