左乳内动脉最常用于哪一支冠脉的旁路移植
A.锐缘支
B.后降支
C.钝缘支
D.前降支
E.右冠状动脉
参考答案:E
________ it rain tomorrow, we would have to put off the sports meeting.
A.Were
B.Would
C.Does
D.Should
《小儿推拿广义》的作者是()
A.张振鋆
B.熊应雄
C.骆如龙
D.龚云林