Ever since Daming graduated from the university, he _______ in the present company for 15 years and he is now chief engineer of the company.
A.worked | B.has been working | C.is working | D.works |
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Ever since Daming graduated from the university, he _______ in the present company for 15 years and he is now chief engineer of the company.
A.worked | B.has been working | C.is working | D.works |