◎ 题干
—I wonder what makes you a successful manager.
—I ________ as a waiter for five years,which contributes a lot to my today’s work.
A.serveB.have servedC.had servedD.served
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“ —I wonder what makes you a successful manager.—I ________ as a waiter for five years,which contributes a lot to my today’s work.A.serveB.have servedC.had se…”主要考查了你对  【一般现在时】【将来进行时】【过去完成进行时】【过去将来时的被动语态】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。