心脏是位于胸腔的（）.
A.纵隔内
B.纵隔之后
C.纵隔之外
D.纵隔之上
参考答案：A
The school isn't the one I really wanted to go to，but I suppose I'll just have to ________ it.
A．make the best of
B．get away from
C．keep an eye on
D．catch up with
导致人体生命死亡的根本病机是
A．阴阳偏盛
B．阴阳偏衰
C．阴阳离决
D．阴阳失调
E．阴阳格拒
