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1、英语六级语法重点讲解特殊的虚拟语气词——should.1)Itisdemanded/necessary/apity+that…结构中的主语从句的谓语动词要用should加动词原形,should可省略。句型:(1)suggested(2)Itis important that…+(should)do(3)apity(1)suggested,ordered,proposed,required, demanded,requested,insisted;+(should)do(2)important,necessary,natural,strange,apity, as
2、hame, nowonder(3)Itissuggestedthatwe(should)holdameetingnextweek.Itisnecessarythathe(should)cometoourmeetingtomorrow.2)在宾语从句中的应用在表示命令、建议、要求等一类动词后面的从句中。order,suggest,propose,require,demand,request,insist,command,insist+(should)doIsuggestthatwe(should)holdameetingnextweek.Heinsistedtha
3、the(should)besentthere.注意:如suggest,insist不表示"建议"或"坚持要某人做某事时",即它们用于其本意"暗示、表明"、"坚持认为"时,宾语从句用陈述语气。Theguardatgateinsistedthateverybodyobeytherules.判断改错:(错) Youpalefacesuggeststhatyou(should)beill.(对) Yourpalefacesuggeststhatyouareill.(错) Iinsistedthatyou(should)bewrong.(对) Iinsistedthaty
4、ouwerewrong.3)在表语从句,同位语从句中的应用在suggestion,proposal,idea,plan,order,advice等名词后面的表语从句、同位语从句中要用虚拟语气,即(should)+动词原形。Myideaisthatwe(should)getmorepeopletoattendtheconference.Imakeaproposalthatwe(should)holdameetingnextweek.一般现在时代替完成时1)有些动词用一般现在时代替完成时:hear,tell,learn,write,understand,forget
5、,know,find,say, remember.Ihear(=haveheard)hewillgotoLondon.Iforget(=haveforgotten)howoldheis.2)句型"Itis…since…"代替"Ithasbeen…since…"3)Itis(=hasbeen)fiveyearssincewelastmet不定式的特殊句型soasto1)表示目的;它的否定式是soasnottodo。Tomkeptquietabouttheaccidentsoasnottolosehisjob.汤姆对事故保持沉默是为了不丢掉他的工作。Goinquie
6、tlysoasnottowakethebaby.轻点进去,别惊醒了婴儿。2) sokindasto---劳驾Wouldyoubesokindastotellmethetime?劳驾,现在几点了。None、few、some、any、one、ones的用法一、none无1)none作主语,多与of构成短语noneof。在答语中,none可单独使用。Arethereanypicturesonthewall? None.2)none作主语,谓语动词单复数均可。但如做表语,则其单复数与表语一致。Itisnoneofyourbusiness.二、few一些,少数few作主语
7、时,谓语动词用复数,多用于肯定句。三、some一些1)可与复数名词及不可数名词连用。2)当做"某一"解时,也可与单数名词连用。(=acertain)Youwillbesorryforthissomeday.总有一天,你会后悔这件事的。Acertain(some)personhasseenyoubreaktherule.某些人不同意你的看法。注意:(1)在肯定疑问句中用some代替any。(2)some用于其他句式中:a. 肯定疑问句中:说话人认为对方的答案会是肯定的,或期望得到肯定回答时。Wouldyoulike句式中,表委婉请求或建议,如:Wouldyouli
8、kesomecoffee