引起主动脉瓣关闭不全的病因是()
A.风湿性心脏病
B.主动脉夹层动脉瘤
C.马方综合征(MarfansyndromE.
D.细菌性心内膜炎
E.以上都是
参考答案:E
— ____________ is your story-book?
— It's purple.[ ]
A. What
B. Where
C. What colour
选用神阙穴常用的操作方法是
A.灯草灸
B.隔姜灸
C.隔蒜灸
D.隔盐灸
E.隔泥灸