Large quantities of information,as well as some timely help since the organizati
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Large quantities of information,as well as some timely help since the organization was built.
A.has offered B.had been offered C.have been offered D.is offered
试题答案
C
由as well as连接的复合主语并不影响谓语动词的数，“large quantites of+名词”作主语时，谓语动词用复数形式。分析题目可知动作虽然发生在过去，但对现在还有影响，故应用现在完成时。