倍氯米松属()
A.β2受体激动剂
B.β2受体阻断剂
C.抗胆碱能药
D.糖皮质激素
E.肥大细胞膜稳定剂
参考答案:D
Tongcheng Huangmei Theater Group, _____ in 1952, is one of the earliest professional theater groups in Anhui. [ ]
A. to be founded
B. being founded
C. founded
D. having founded
平片诊断胆囊结石最可靠的依据是()
A.右上腹有密度增高的圆形结石影
B.右上腹有多块多面体形结石影
C.右上腹结石影侧位与脊柱重叠
D.右上腹有密度增高影,随呼吸上下移动
E.以上都不是