问题
单项选择题
As for the influence of Internet, nowhere ( ) the results more clearly than in the US.
A．we have seen
B．we had seen
C．seen we have
D．have we seen
答案
参考答案：D
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As for the influence of Internet, nowhere ( ) the results more clearly than in the US.
A．we have seen
B．we had seen
C．seen we have
D．have we seen
参考答案：D