题目内容
【题目】They are busy (准备) for the picnic on Sunday.
【答案】preparing
【解析】句意:他们正忙着准备星期日的野餐。be busy doing sth忙于做某事,所以填写preparing,准备。
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题目内容
【题目】They are busy (准备) for the picnic on Sunday.
【答案】preparing
【解析】句意:他们正忙着准备星期日的野餐。be busy doing sth忙于做某事,所以填写preparing,准备。