麻黄加术汤证的病机是（）
A.风湿表虚
B.风湿阳虚
C.寒湿在表
D.风湿在表，化热倾向
E.寒湿郁表
参考答案：E
国家药品监督管理局网址（）
A．二冬
B．二术
C．二母
D．二活
E．二枫藤
He has never been to the United Stares,______? [ ]
A. isn't he
B. doesn't he
C. hasn't he
D. has he
