治疗咳嗽之肺阴亏耗证，应首选的方剂是（）
A.桑菊饮
B.生脉散合补肺汤
C.桑杏汤
D.生脉地黄汤
E.沙参麦冬汤
参考答案：E
—I like your new shoes!
—Thanks．I had to try on almost a dozen pairs ______ I decided to get them．
A．as
B．when
C．after
D．before
何谓中叶综合征？X线表现如何？
