检查失语时病人必须是：（）
A.意识清楚
B.精神正常
C.智力正常
D.听力正常
E.发音器官正常
参考答案：A, B, C, D, E
(2013·辽宁五校协作体一联)Willpower is a kind of quality, ________ is ________ it takes to do anything well.
A．what; which
B．what; what
C．which; which
D．which; what
所有分布式电源的功率因数应在0.95（超前）～0.95（滞后）范围内可调。
