题目内容
---I wonder what makes you a good salesperson
---I _______ as a waiter for three years , which contributes a lot to my today’s work.
A. serve B. have served
C had served D. served
D
【解析】考查时态。根据语境可知,回答者现在是一名优秀的销售人员,从他的回答可知,(过去)做过三年服务员的经历对他现在的工作有很大的帮助。即做服务员三年发生于过去,所以时态要选择一般过去时,故正确答案为D.
考点:时态
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