- "need doing" 是一个固定短语，没有词形变化。- "need to be done" 是 "need" 动词的被动语态形式，其形式变化与 "need" 动词的时态和人称保持一致。三、词语搭配：- "need doing" 的常见搭配包括：need doing something、need doing repairs、need doing work等。- "need to be done" 的...

need+something（名词）需要某物 need to do something 需要做某事 need doing=need to be done 需要……need somebody to do something 需要某人做某事

一个是需要某物，加名词 一个是需要做某事，加动词的现在分词

need something need 作为情态动词只用于否定句和疑问句 所以 需要做某事应该用need to do sth. 但这里的need就不是情态动词了 要么就是need 后面加动名词 need doing something

（4）must引导的一般疑问句的否定回答必须使用needn't.肯定回答用must.二、need作实义动词的用法:1、need + something(名词） 需要某物 2、need to do something 需要做某事 3、need doing = need to be done 需要……4、need somebody to do something 需要某人做某事 ...

可以，need这此作名词 have no need doing something 主语常为物，表被动 have no need to do 恰相反，表主动 e.g.The TV has no need repairing The TV is so old that you have no need to repair it.

（4）must引导的一般疑问句的否定回答必须使用needn't.肯定回答用must.二、need作实义动词的用法:1、need + something(名词） 需要某物 2、need to do something 需要做某事 3、need doing = need to be done 需要……4、need somebody to do something 需要某人做某事 ...

如果need是作为名词用的话就要用doing (在"of"的后面)。 通常是"the need of doing something" (做某件事的需要。)如果need是用作动词的话就用"to do"。 比如"I need to do my homework" (我需要做我的作业。)

need sb to sth 还是 doing sth need sb to sth 中文意思是：需要某人做某事 也可以读作：Need someone to do something.need 英 [ni:d] 美 [nid]vt.需要;必须 aux.必须;不得不 n.需要;需要的东西;责任;贫穷 vi.（表示应该或不得不做）有必要 第三人称单数： needs 复数： needs ...

need to do something. 需要做某事 或 something needs doing 某事需要做（need主动含被动意思）或 something needs to be done. 某事需要做