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Myheadteachersawherupsomerubbishwhileheby.A.pick;waspassingB.picking;waspassingC.waspicking;waspassingD.picking;passed

题目详情

My headteacher saw her up some rubbish while he by .

A. pick; was passing B. picking; was passing

C. was picking; was passing D. picking; passed

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答案和解析
B
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