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I ___ for two hours.

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This question belongs to "Thì hiện tại hoàn thành tiếp diễn - Present Perfect Continuous Tense" on Học Mỗi Ngày. Review the answer, solution, and related items in the same set to study more effectively.

Question detail

I ___ for two hours.

A

have been waiting

B

has been waiting

C

am waiting

D

waited

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