弗洛伊德首先提出,人的心理结构可以划分为哪几个层次()
A.意识流
B.灵感
C.意识
D.无意识
E.前意识
参考答案:C, D, E
It was not until the scientist died________we appreciated the true significance of his discoveries.[ ]
A.after
B.before
C.when
D.that
明显改善重度心力衰竭患者远期预后,降低死亡率的药物是()
A.硝酸酯类
B.钙通道拮抗剂
C.血管紧张素转换酶抑制剂
D.β-受体阻滞剂
E.抗凝制剂