乳痈的病机:()
A.乳汁郁积,肝郁胃热
B.肝气痰凝,冲任不调
C.肝肾亏损,冲任失调
D.肺肾阴虚,痰火循经结于 * *
E.肝郁化火,迫血妄行
参考答案:A
—Would you like to go shopping with me this afternoon?
—I'd like to, but I'm afraid I ______. I have to write to my parents. [ ]
A. can't
B. mustn't
C. needn't
D. may not
具备发生下肢深静脉血栓条件的是()
A.抗凝血酶缺乏
B.骨科大手术
C.下肢静脉血管内皮损伤、血液高凝状态、静脉血流淤滞
D.冠状动脉粥样硬化、不稳定斑块
E.房颤心房血栓形成