what做宾语从句引导词

They have done what they can to help her.

请问老师,宾语从句中,can后面还少了动词吗?

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最佳答案 2021-02-01 15:54

They have done what they can to help her. = They have done what they can (do) to help her.

 what they can (do) to help her 是宾语从句, (do) 通常省略, to help her 是动词不定式短语作目的状语。

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  • 提出于 2020-12-30 10:00