Denis三柱理论中，后柱不包括（）
A.后纵韧带
B.棘间韧带
C.横突
D.椎板
E.黄韧带
参考答案：A
As parents, we should try to understand _______ our children’s real interests lie instead of blaming them for bad marks．
A．what
B．which
C．where
D．how
以下哪个与盐酸阿替洛尔无关
A．微溶于水B．具重氮化-偶合反应C．可治疗心律失常D．用于治疗高血压和心绞痛E．对心脏β1受体选择性强
