英语虚拟语气讲解，英语虚拟语气语法总结，英语虚拟语气用法解说（详细），英语虚拟语...

知识点1:英语虚拟语气讲解

1. 在表示愿望的动词wish后的宾语从句中，需用虚拟语气。（wish后的that 常省略），根据主句时态，从句谓语时态相应退后一位，例如：How she wished his family could go with him.[1]宾语从句,虚拟语气,相关知识点

would rather后的宾语从句用虚拟语气的格式would rather后的宾语从句用虚拟语气的格式would rather后的宾语从句通常要用虚拟语气，即用一般过去时表示现在或将来的愿望，用过去完成时表过去的愿望。如：I’d rather have left yesterday. 昨天我本来宁愿离开的。I’d rather you went tomorrow. 我宁愿你明查看详情>>

2. 在具有愿望、请求、建议、命令等主观意愿的动词(desire, demand, advice, insist, require, suggest, propose, order, recommend, decide …) 后的宾语从句中需用虚拟语气。谓语动词用(should) +动词原形。值得注意的是，如果宾语从句的动词是否定的，否定词not的位置应在动词之前，而不是动词之后。例如：The head nurse insisted that the patient not be move.另外，如suggest表达“暗示”，insist表示“坚持某种说法”时，后面的从句不用虚拟语气，例如：Her pale face suggests that she is ill.或He insisted that he did not kill the boy.[2]宾语从句,that,相关知识点

the fact that…引导宾语从句用法详解二、引导从句用作动词的宾语英语中有的动词虽为及物动词，可接名词或代词作宾语，但通常不接that从句作宾语。若语义上需要接一个that从句，则可借助the fact结构。如：I dislike the fact that he smokes. 我厌恶他吸烟。No one can deny the fact that fire bur查看详情>>

除此之外，上述动词也要求用虚拟式
① 在It is+上述动词的过去分词，其后所跟的主语从句中，如It is suggested that pupils wear school uniforms.[3]that,主语从句,相关知识点

the fact that…引导主语从句the fact that…引导主语从句在许多情况下，当语义上需要用一个较复杂的that从句用主语时，若直接将其置于句首位置，则会显得“头轻脚重”。这时，我们通常采用的办法便是使用形式主语it来改变句子结构。如：That he had no girl friends worried his parents a lot.= It worri查看详情>>

② 在上述动词相应的名词形式作主语+连系动词，其后的表语从句中，例如His suggestion was that classed be re-scheduled.[4]that,表语从句,相关知识点

that, why 与 because 引导表语从句时的区别that, why 与 because 引导表语从句时的区别虽然三者均可引导表语从句，但 that 没有词义，而 why 和 because 有自己的意思；另外，虽然why和 because 都可引导表语从句，但前者强调结果，后者强调原因。如：The reason was that you don’t trust he查看详情>>

③ 在对上述动词相应的名词进行解释的同位语从句中，如：The workers raised the demand that their pay be increased to cope with the inflation.[5]demand,that,相关知识点

I demand/insist that ... 句型结构分析语法讲解：句子成分、什么句型句法，怎么用什么意思 My mother encouraged me and insisted that I continue my education. 我妈妈鼓励我，而且坚持我应该继续我的教育。 He insisted that I (should) apolog查看详情>>

3. would （had）rather , would sooner也用来表达主观愿望，它们之后的宾语从句中需用虚拟语气。谓语动词用过去式表示现在或将来，用过去完成式表示与过去事实相反，例如：I would rather he went right now.[6]rather,谓语动词,相关知识点

讲述某人/物自身的情况时,用原级。基本句型是：主语(sb./sth) + 谓语动词 + (very/too/so/quite/rather…) + 形容词/副词原级 +….Lily rode her bike as slowly as an old lady.(莉莉骑车像老太太一样慢)They picked as many apples as the farmers (did)查看详情>>

Ⅲ其他形式的虚拟语气
1. it is +necessary等形容词后，that主语从句中虚拟形式使用，这类形容词包括necessary, important, essential, imperative, urgent, preferable, vital, advisable等，例如It is necessary that you listen to the teacher carefully.或者It is essential that you be able to pronounce every single word correctly.[7]necessary,形容词,相关知识点

形容词的necessary三类用法特点当后接不定式的复合结构时，引导不定式逻辑主语的介词通常只用for而不用 to。如：It’s necessary for us learn a foreign language. 我们有必要学习一门外语。3. 可与 if, when, where, as, whenever, wherever, although 等连词构成省略句（可以看成是查看详情>>