通过炮制后可以改变药物功效的药是（）
A.大黄酒制
B.紫菀蜜炙
C.苍术麸炒
D.麻黄蜜炙
E.石膏煅用
参考答案：E
Mark Twin wrote many popular novels in his life, ________ The Adventures of Tom Sawyer is a best example.
A．of which
B．what
C．whose
D．which
B淋巴细胞能识别特异性抗原是因其表面有（）
A.CD2
B.CD3
C.CD4
D.mIg
E.TCR
