下列药物组合中可对抗同贮的有:()
A.丹皮与泽泻
B.山药与白术
C.花椒与蛤蚧
D.冰片与灯心草
E.阿胶与滑石粉
参考答案:A, C, D, E
什么是接入网?接入网的位置?
The biggest problem for most plants, which _____ just get up and run away when threatened, is that animals
like to eat them. [ ]
A. shan't
B. can't
C. needn't
D. mustn't