题目内容
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
答案:C解析:解答本题时应注意as well as 连接两个名词词组作主语时主谓一致的问题。“large quantities of+名词”作主语时,谓语动词用复数形式;再结合语境可知,此处应该用现在完成时。
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