主谓一致三个原则

1、Agreementbetweensubjectandverb主谓一致主要有以下三个原则：1、语法一致原则(5种情况)2、意义一致原则(10种情况)3、就近原则语法一致原则1and连接不同的人或事时作主语时,谓语动词用复数；但如果连接的名词指的是同一人或物,或同一概念时,谓语要用单数。Thesingeranddancergoingtogiveusaperformance.Theknifeandforkonthetable.不定式，动词ing形式或主语从句作主语时，谓语动词用单数。Whatheisdoingseemsveryimportant.Collectingstampsishishobby.

2、定语从句的关系代词who,which,that在从句中作主语时，要与先行词的人称和数保持一致。Thosewhoenjoysingingmayjoinus.Tom,whoisyourfriend,shouldhelpyou.I,whoamateacher,lackhumor.with,alongwith,togetherwith,aswellas,besides,like,without,except,but,including如果句子中有这些连接词和主语连用,谓语动词的数随主语的变化而变化。例如：Theteachertogetherwithhisstudents,isplantingtrees

3、inthestreet.manya,morethanone与单数名词组成的短语,谓语用单数。Manyaboyhasseenit.Morethanonestudentisrequiredtoredothehomework.意义一致原则不定代词all,more,some,any,none作主语,谓语动词视情况而定。Alloftheapplesrotten.Alloftheapplerotten.therestof;halfof;partof;themajorityof等以及分数、百分比在句子中加名词作主语的时候,谓语动词与of后面的名词保持一致。Halfofthestudentsfinishedt

4、heircomposition.Halfofthewater(pollute).集合名词作主语，强调整体谓语动词用单数；指全体人员时,动词则用复数。这一类常见的集合名词有public,family,class,crowd,audience,team,government,group。Hisfamilyalready(move)toFrance.Hisfamilyallmusiclovers.某些名词如people,police,cattle等,形式上是单数,但意义上是复数,谓语动词应用复数。people指“民族”时是例外。Thepolicesearchingforathief.Thecattl

5、eeatinggrassonthehill.不定代词作主语,谓语动词要用单数，如someonesomebody,something,anybody等Someoneisaskingforyou.某些名词如clothes,trousers,shoes,glasses,pants,shorts等,通常只用其复数形式,但当它们被apairof修饰时,谓语动词用单数。Hereanewpairofshoesforyou.7某些名词以s结尾如maths,politics,physics,news,plastics等，谓语动词应用单数。Physicsisaveryinterestingsubject.以anu

6、mberof作主语时,谓语动词用复数;以thenumberof作主语时,谓语动词用单数。Anumberofnewbooksareonthedesk.Thenumberofstudentsinyouclassis50.单复数同形的名词,作主语的时候,其谓语动词由上下文决定,这一类名词有:means,works,deer,fish,sheep,Chinese,Japanese等。Noteverymeansisuseful.。Notallmeansareuseful.如果主语由“the+形容词(或过去分词)”结构担任时,谓语通常用复数;这类词有:thebrave,thepoor,therich,th

7、eblind,theyoung,theold,thesick,thedead等就近原则either.or;neither.nor;notonly.butalso,whether.or在句子中连接主语的时候或者在therebe句型中,谓语动词要和就近的主语保持一致。应该注意的几个问题:在主谓倒装的句子中,谓语动词的数应与其后的主语一致。例如:Betweenthetwowindows(hang)apicture.a(large)quantityof修饰可数或不可数名词,其短语作主语时,谓语动词单复数看后面的名词。Alargequantityofpeopleneededhere.quantities

8、of修饰可数或不可数名词,其短语作主语时,谓语动词用复数。例如:Quantitiesoffood(nuts)onthetable.表示数量的oneandahalf后,名词要用复数形式,但是其短语作主语时,谓语动词用单数形式。例如：Oneandahalfbananasisleftonthetable.书刊名、时间、距离、价格、度量衡等的复数名词作主语时,谓语动词常用单数。Thirtyyearsisnotalongtime.RootsisafamousAmericannovelevery.andevery.;each.andeach.;no.andno.在以上短语中and连接的单数名词,整个短语在

9、句中作主语时,谓语动词常使用单数。Eachmanandeachwomanisaskedtoattend.Nosoundandnovoiceisheard.请用括号内所给词的正确形式填空。Threeyears(have)passedsincetheymetlasttime,andforthem,threeyears(be)reallyalongtime.(be)everybodygoingtotakepartinthegamethisafternoon?Myfamily(be)thelargestoneinourvillage.Besides,myfamily(be)allpartymember

10、s.Thewholeclass(be)nowlisteningtotheteacherattentively.Thenews(be)veryexciting.Tolearnoneortwoforeignlanguages(be)veryimportantnowadays.Thelastandmostdifficultlesson(be)Lesson14.I,whoyourfriend,willtrymybesttohelpyou.Thescientistandengineer(have)inventedanewmachine.Alice，togetherwithherfriends，(be)p

11、unishedforhavingbrokentheschoolrules.Everygirlandeveryboy(have)therighttojointheclub.(be)eithersheoryoutogoandattendthemeeting?NeithershenorI(be).Ancientandmodernhistory(be)thesubjectswearestudying.Manyascientist(have)devotedtheirlivestoscience.Theold(be)respectedinourcountry.选择题：1Oneortwodaysenough

12、toseethecityAisBareC.amDbe2NeithermywifenorImyselfabletopersuademydaughtertochangehermindAisBareCamDbe3NotonlyIbutalsoJaneandMarytiredofhavingoneexaminationafteranotherAisBareC.amDhave4Nottheteacher，butthestudentslookingforwardtoseeingthefilmAisBareC.amDbe5NobodybutBettyandMarylateforclassyesterdayA

13、wasBwereChasbeenDhavebeen6AwomanwithsomechildrensoonAiscomingBarecomingChascomeDhavecome7Nooneexceptmyparentsanythingaboutthis。AknowBknowsCisknownDareknown8TheteacheraswellasthestudentsthebookalreadyAhasreadBhavereadCarereadingDisreading9AllbutoneintheaccidentAwaskilledBwerekilledCwillbekilledDareki

14、lledNotonlyIbutalsoJaneandMarytiredofhavingoneexaminationafteranother.A.isB.areC.amD.beAlibrarywithfivethousandbookstothenationasagift.A.isofferedC.areofferedB.hasofferedD.haveofferedWhenandwheretobuildthenewfactory_yet.A.wasnotdecidedB.arenotdecidedC.hasnotdecidedD.havenotdecidedThenumberofpeopleinvited_fifty,butanumberofthem_absentfordifferentreasons.A.were;wasB.was;wasC.was;wereD.were;wereE-mail,aswellastelephones,_animportantpartindailycommunication.A.isplayingB