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Not having finished the homework, jack cannot？

2024-12-26 15:03:19

推荐回答（2个）

回答1：

为您解答
这个属于现在分词的完成式做原因状语，基本结构就是Having done。
现在分词的完成式表示其动作在谓语动词的动作之前完成。
例如: Having finished her homework, the little girl began to watch TV. 做完作业后，这个小女孩开始看电视。

回答2：

not having finished the homework 是原因状语，其中的 having finished 的是现在分词短完成式，相当于原因状语从句 because he has not finished the homework。