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单选题 中国农业银行
2015-12-05

__________ in the company for three years,Mark has become experienced in business negotiations.

A.Having worked
B.Have been worked
C.Have worked
D.Worked

参考答案

A

答案解析

根据“for three years”和主句中的现在完成时态可以推知,此处应该用现在完成时的主动形式。故排除8和D。根据句意可知,空格处所在分句在句中作原因状语,故排除C。因此答案为A。