高中英语重要连词归纳

(一),并列连词

　1,and连接语法作用相同的部分.

　LetmeknowwhatyousawandheardinEurope.

　如果连接的两个名词是指同一个人而有两种身份时,第二个名词前不要加冠词或所有格.

　Herhusbandisasingerandsongwriter.

　祈使句+and代替条件句.

　Workhardandyouwillpasstheexamination.

　(1)由and连接的两个单数名词(2)and前面的主语

　之前有every,each,no,manya的时候用单数谓语动词.

　Everytrainandbuswascrowdedwithmanypeople.

　2,both+主语+and+主语+复数谓语动词

　BothTomandJerryaregoingtothecinema.

　3,notonly…but(also)如果连接两个主语,谓语动词临近原则.

　Notonlyhebutalsohisparentsareverykindtome.

　4,aswellas后面的主语不作为成分.

　Thisstudy,aswellasmanyotherreports,showsthatcancercanbecured.

　后面如果接动词一定要用动名词.

　Shesingsaswellasplayingthepiano.

　5,nor是否定连接词,后面接的句子应倒装.

　Idon'tknow,nordoIcare.

　因为nor是连接两个句子,如果连接的不是句子,而且前面有否定词的时候,不用nor而是用or.除neither以外

NevertrytotalkorarguewithMary.

　6,but除了可以连接句子表示转折以外,还可以用在noone,none,nobody,nothing,all,every等词之后表示除了…以外

　Hetriedhardbuthewasunsuccessful.

　Alltheboysbutonearehere.

　7,however,nevertheless,still,yet,含意相同相当于but…anyway.

　adv.(conj)

　Thecarwasold,yet(nevertheless)itwasinexcellentcondition.

　Shehasherweaknesses,yet(but)thatdoesn'tmeansheisnotqualifiedforthejob.

　Heliedtome,yetIstillbelievehim.

　8,while表示的是相反的,也可以用but,however,ontheotherhand来代替.

　Whilesomepeoplehavenothingtoeat,otherseattoomuch.

　9,or连接句子或词组或者

　Whichdoyouprefer,yellow,blueorred?

　Washeangry,orwashepretending?

　10,or,orelse,otherwise都是否则的意思.

　Bequick,or/otherwiseyouwillbelate.

　11,either…or/neither…nor的动词同样是临近原则.

　EitherMaryorherparentsaregoingbybus.

　Thereisneitherelectricitynorfreesuppersinthehotel.

　12,so表示因此相当于therefore.（adv.）

　Theycostalotofmoney,sousethemcarefully.

　Itisverycold.Therefore,weshouldstayhere.

　13,then（adv）然后而后,其次

　IdroppedinatherhouseandthenIwenthome.

　14,for不可以放在句首;之前必须由逗号;表示推论的理由

　Theymustbegoodfriends,fortheyarealwaystogether.

　(二),从属连词

　1,that引导名词性从句(主语/宾语/表语从句),同位语从句,定语从句,…

　Thatsmokingcancausecancerisknowntoall.

　Iwassurprisedtohearthathebecamethepresident.

　2,whether/if(是否)if能引导宾语语从句

　Pleasetellmewhetheritistrueornot.

　Ihaven'tdecidedwhether/ifI'llgowithyou.

　在介词后,名词后,不定式前和有ornot的句子中用whether.

　Iamworriedaboutwhethersheishappy.

　3,when,while,as

　when在---时刻或时期,可指时间点或时间段,从句动词是终止或持续动词.WhenIgothome,hewashavingsupper.

　WhenIwasyoung,Ilikeddancing.

　As表示边---边---或与---同时表示动作同时发生伴随进行.动词相似.如终止性动词为从句,则主句也为终止性动词.

　Theytalkedastheywalked.

　While表示只是时间段,不是时间点,从句的动词只限于持续动词.

　WhileIsleptathiefbrokein.

　When可以表示主句和从句先后发生.

　Whenhehasfinishedhiswork,hetakesashortrest.

　When从句为终止动词不能为while替换

　Whenhecameyesterday,wewereplayingbasketball.

　如从句动词为终止性动词,主句也是终止性动词when和as可以互换.

　HecamejustasIreachedthedoor.

　从句表示状态可以用while.

　Weshouldstrikewhiletheironishot.

　4,after/before

　Afterherhusbanddiedshehadtotakeeverythingonherself.

　Takethemedicinebeforeyougotobed.

　5,since引导的从句是肯定句,一般主句都是完成时,

　在itis…since这个结构里,从句可用过去时或现在完成时.

　若是itwas…since从句必须用过去完成时.

　Shehashadanotherbabysincewemet.

　ItistwoyearssinceIlastsawyou.

　ItwastwoyearssinceIhadplayedcards.

　6,till/until其中until较为常用,till是口语.

　Untilyoutoldme,Ihadheardnothingofwhathappened.

　7,assoonas

　I'lltellhimthenewsassoonasIseehim.

　8,once(一旦)相当于assoonas

　Oncehedies,everythingwillchange.

　9,because/since/as表示直接原因的时候不能用since或as.其他情况可以用.since-既然　　as-由于（语气弱）.

　10,so/such…that结果状语从句(程度)

　Shewassomovedthattearscametohereyes.

　Theytooksuchcareofherthatnotlongaftershewasrestoredtohealth.

　11,so/suchthat（结果状语从句／目的状语从句）,inorderto/that…目的状语从句

　Theysetoutearlysothattheymightarriveintime.目的状语从句

　SayslowlysothatIcanunderstandit.

　Itwasraining,sothatwecouldnotgoout.结果状语从句（原因）

　12,if(假如,如果)不能用whether.

　Ifyoucallhimafatty,hewillgetangry.

　13,unless　=　ifnot

　Youcannotinterviewhimunlessyougetthepermission.

　14,though/although都作为虽然,尽管可以互换,although用的更多一些.后面不可以有but但可以有yet/still/nevertheless.

　Althoughheismuchbetter,yethisfatherisn'tsatisfied.

　15,as…as/than

　16.Nowthat既然

　Nowthatyouareallback,we'dbetterstarttheworkrightaway.

　17.Seeingthat由于

　SeeingthatIshallbehereagaintomorrow,Iwon'twaitanylonger.

　18,as可以引导状语从句

　AsIremember,heusedtoworkheretenyearsago.

　AsIseeit,thereisstillmuchroomforimprovementinourwork.

　据我看来--

　Whydidn'tyoudoasyouwereaskedtodo?

　AsfarasIknow,asfarasIamconcerned,---asif(though)

　Tryashewould,hecouldn'topenit.