选择题:6.--I went to the beach and got plenty of rest. --

题目内容:
6.
--I went to the beach and got plenty of rest. --_______. You looked tired last time I saw you.   
(A) :I hope so
(B) :Really
(C) :I.m glad you did
(D) :The sound was nice
参考答案:

61. 有关肝素的药理作用机制,下列说法正确的是( )(本题1.0分) A、 直接灭活凝血因子Ⅱa、

61. 有关肝素的药理作用机制,下列说法正确的是( )(本题1.0分) A、 直接灭活凝血因子Ⅱa、Ⅶa、Ⅸa、Xa B、 直接与凝血酶结合,抑制其活性 C

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