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英语
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They have done all they could "to help" him.为什么是"to help"?
人气:341 ℃ 时间:2019-08-20 20:56:07
解答
help sb.do sth 的固定用法中,help后面用动词原形.
而你的这句话:
主语 they
谓语动词:have done现在完成时态
宾语(从句)all they could
to help him在这里应该是目的状语从句
翻译:他们已经做了他们所能做的一切去帮助他.
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