Merry as a secretary in the company for five years but now she is a general manager of th

问题补充：

Merry as a secretary in the company for five years, but now she is a general manager of the company．

A. worked

B. has worked

C. is working

D. works

答案：

(答案→)A. worked

B. has worked

C. is working

D. works

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