初一上英语练习册上的题
Lucy is busy doing her homework .(改为同义句）
Lucy is busy____ ____.
横线上应填什么?
人气：323 ℃ 时间：2020-02-05 13:27:59
解答
Lucy is busy doing her homework.
=Lucy is busy with （her） homework.
be busy doing sth.
=be busy with sth.
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