与需求层次理论联系紧密的人性假设是()。
A.经济人
B.社会人
C.复杂人
D.自动人
参考答案:D
Until we have discussed all the details, no decision _______ about any new operations. [ ]
A. will be made
B. is made
C. is being made
D. has been made
对于洋地黄的评价,不正确的是()
A.改善症状
B.提高生存率
C.减少住院时间
D.增加心排血量
E.提高运动耐量