题目内容

It ’s well-known that ________ information is very important to businessmen.
A．having collected B．collectingC．collectedD．collect
B
考查动名词做主语，谓语动词用单数，此题中It为形式主语，真正的主语是that后面的从句。句意：收集信息对商人来说是非常重要的这个大家都知道。故选B。
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