以清养肺胃、降逆下气为主要功用的方剂是（）
A．百合固金汤
B．半夏泻心汤
C．麦门冬汤
D．养阴清肺汤
E．清燥救肺汤
参考答案：C
He wrote a letter to me _______ that his trip to Japan had been put off because of the bad weather.
A．inform
B．informing
C．informed
D．being informed
热敷应在扭伤之后的72小时左右施行。
