—Mom, today I received a message telling me to send money to the account.—Delete it. It’s a trick. Many a person ________ by such tricks.A.have been cheatedB.were cheatedC.has been cheatedD.was cheated
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C解析本题考查时态、语态和主谓一致。答话人之所以让对方删除手机上要求汇款的信息是因为到目前为止已经有很多人上当受骗，所以用现在完成时的被动语态，排除C、D两项； many a表示“大量”，修饰单数可数名词，谓语动词用单数，故排除B项选A项。