korsakoff综合征的主要特征性症状是()
A.视幻觉
B.嫉妒妄想
C.虚构
D.定向障碍
E.记忆障碍
参考答案:C, D, E
----I am going to come to meet you tomorrow. Shall I bring something to read?
----OK, ______________.
A.That’s all right.
B.Come on.
C.So much the better.
D.Take it easy.
波尔羊和小尾寒羊是我国优良的肉用山羊品种。( )