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．As is often pointed out, knowledge is a two-edged weapon which can be used for good or evil.
A. similarly
B. widely
C. equally
D. properly
网友回答
A. similarly
B. widely
(答案→)C. equally
D. properly
解析：词义辨析。 A．同样的，类似于； B．广泛的C．同样的，平等的D．适当的，正确的。句意：就如经常指出的那样，知识是一面双刃剑，同样地可以用来造福或者犯罪。故选C。equally强调公平的。