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___ is very difficult A choose a new flat B chose a new flat C choosing a new flat D being choose a

分类: 作业答案 • 2022-07-01 12:53:32

问题描述：

___ is very difficult A choose a new flat B chose a new flat C choosing a new flat D being choose a

答

C doing/to do/having done/ 这些动名词做主语,表示做一件事