新概念一册第139课‘My wife wants to know if Mary needs any help.’中ne

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新概念一册第139课‘My wife wants to know if Mary needs any help.’中need为什么要加s?

need众所周知是一个比较常用的情态动词,翻译作“必须…”而大家也都知道情态动词后面加动词原形,并且不随人称和时态而变化.但need在这个句子中是实义动词,翻译作“需要…”.所以实义动词need就要根据人称进行相应的改变,因为这个句子是一般现在时,而且主语是第三人称单数,所以need要加s.你可以在北京新东方新概念的课上,学到更多关于新概念知识点,欢迎来学习.

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