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Aleksandra
커뮤니티 튜터
Hey learners, try this quiz which tests learners' ability to understand and correctly use the phrase "must have been" in context.
She must have been waiting for hours. Why do you think she was tired?
She was working late.
She must have been exhausted.
She was sleeping all day.
She had an easy day.
65명 참여함
2025년 2월 14일 오후 8:16

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