目之前有10个干系人,到了收尾阶段,又新识别了3个干系人,此项目中一共有多少个沟通渠道?()
A.45
B.78
C.21
D.3
参考答案:B
(2010·江苏,31)—I have tried very hard to find a solution to the problem,but in vain.
—Why not consult with Frank?You see,________.
A.great minds think alike
B.two heads are better than one
C.a bird in the hand is worth two in the bush
D.it's better to think twice before doing something
临床试验的效果评价指标不包括()
A.有效率
B.治愈率
C.生存率
D.保护率
E.好转率