Câu hỏi :

They started working in this company 6 weeks ago.


A. They have started working in this company for 6 weeks.



B. They have worked in this company for 6 weeks.


C. They have worked in this company since 6 weeks.

D. They have worked in this company 6 weeks ago.

* Đáp án

* Hướng dẫn giải

Chọn đáp án B.

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