黄芪不但可以补气升阳，益卫固表，还可以托毒生肌，（）
A.利水消肿
B.止渴生津
C.安神益智
D.止汗安胎
参考答案：A
Many SARS patients _______ and are allowed to leave the hospitals. [ ]
A. have been healed
B. have healed
C. are healed
D. healed
哪些单位应当接受广告经营资格检查？
