题目内容
(八)时态和语态
—、单项填空
() 1. —Tom looks sad. Maybe he his grades in the maths exam.
I'm afraid so.
A. knows B. knew C. has known D. will know
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题目内容
(八)时态和语态
—、单项填空
() 1. —Tom looks sad. Maybe he his grades in the maths exam.
I'm afraid so.
A. knows B. knew C. has known D. will know