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Alotofstudentsarebusy

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問題詳情:

Alotofstudentsarebusy

A lot of students are busy ______ their homework ______ Sunday.

A.in;on                  B.with;on                C.with;in         D.in;in

【回答】

B

知識點:介詞和介詞短語

題型:選擇題

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