I'm very tired. I on the night shift for several weeks. A. worked B. had worked C. have——青夏教育精英家教网—

摘要： I'm very tired. I on the night shift for several weeks. A. worked B. had worked C. have been working D. have worked

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I’m very tired. I _______ on the night shift for several weeks.?

A. worked B. had worked

C. have been working D. have worked?

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