属于抗凝治疗的是()
A.普通肝素
B.低分子肝素钠
C.华法林
D.链激酶
E.rt-PA
参考答案:A, B, C
The teacher came up with an idea to stop the boy from playing computer games all day
A.thoughtof
B.wentover
C.askedfor
D.foundout
在“既断之木,柯叶犹生”中,“柯”之义为()
A.树根
B.树叶
C.树干
D.枝茎