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Subject-Verbagreement主谓一致Subject-Verbagreement定义:
所谓主谓一致是指主语和谓语动词之间保持数量和人称方面的一致,即主语的单复数和人称决定着谓语动词的形式。什么是主语和谓语注意:形意有别树干?句子树枝?句子成分Look,thetree!词汇树叶?主语谓语宾语状语定语补语表语句子的成分表示句子所说的是“什么人”或“什么事物”主语
GinaisfromAustralia.Sheoftengoestothemovies.Threeisenough.Doingtheworkishardforhim.
Toseeistobelieve.Whatheneedsisabook.Therich
shouldhelpthepoor.-名词-代词-数词-动名词-不定式-主语从句-名词化adj.主语一般位于句首!关注形式主语it!主语在哪儿1.
Duringthe1990s,Americancountrymusichasbecomemoreandmorepopular.2.Thestudents
ofourclassoftenspeakEnglish.3.
One-thirdofthestudentsinthisclassaregirls.4.
Toswimintheriverisagreatpleasure.5.
Smokingdoesharmtothehealth.6.
Theyoung
aretolookuptotheold.7.
WhenwearegoingtohaveanEnglishtesthasnotbeendecided.8.
Itisnecessarytomasteraforeignlanguage.9.Thatheisn’tathomeisnottrue.10.Whenandwheretomeetisunknown.练习:在下面句子的主语下划横线,并说出由什么充当是句子的核心动词,说明主语“做什么”或“怎么样”,词形有“四位一体”的变化。主谓要一致谓语
WeloveChina.Hehasabadcold.谓语动词变形要遵循“四位一体”的要求:时态+语态+主谓一致+语气
Wehavefinishedreadingthisbook.谓语在哪儿
TheycanspeakEnglishwell.助动词或情态动词须和实义动词/系表结构一起构成复合谓语
Helooksaftertwoboys.
Theyenjoyedplayingcomputergames.?主语必须在句首吗??主语和谓语必须挨着吗??主语必须在谓语前面吗?Theboy___diving.They
____diving.Both
Jack
and
Tim
___diving.Allof
them____diving.Neither
Jack
nor
Tim___walking.isareareisareFinishthefollowingexercises:Diving
____veryinteresting.is牛刀小试BobBob_____aworker.isMike
MikeandBob_____workers.areBoth
Mike
and
Bob____workers.areNeither
Mike
nor
Bob___ateacher.isBillNeither
of
them_________(know)howtoteachEnglish.knowsAllof
them______workers.Noneof
them____________(know)howtoteachEnglish.areknows/
know找准主语Eachofus___(have)thatbook.
Weeach_____(have)thatbook.hashaveTheholidaywehavebeenlookingforwardto________(come)es断定谓语1或不可数≧2主语三个原则语法一致意义一致就近原则稳!准!谓语夯实基础语法一致原则:主语为单数可数名词或不可数名词以及相当于它们的结构(动名词、不定式、主语从句等)时,谓语动词要用单数词形;而主语为复数可数名词或多主语时,谓语动词用复数形式。语法一致原则Collectingstamps
ishishobby.集邮是他的爱好。Waterandair
are
needed.水和空气都是必需的。解题关键:形Part1关注“特殊”名词常用的绝对不可数名词:clothing,equipment,baggage,fun,news,furniture,weather,advice,progress,information,jewelry等。1.某些名词如clothes,trousers,shoes,glasses,shorts等以及goods,stairs,wages,surroundings,thanks,suburbs等,通常只用其复数形式,谓语动词用复数(被apairof修饰时除外)。如:Theshoesare
dirty.鞋子脏了。
Thepair
ofshoesis
dirty.这双鞋脏了。语法一致原则的几种特殊情况:Fewofthecars_______checked.这些车几乎都没有被检查过。Neitherofthestudents_____here.两名学生都没在这里。
were
is2.主语为不定代词both,many,(a)few时,谓语动词用复数形式;主语为不定代词each,either,neither,every-,some-,any-,no-时,谓语动词用单数形式。3.manya(n),morethanone与单数名词组成短语作主语,谓语用单数。
Manyachild
hasseenit.许多孩子都看到了。
Morethanonemeans
hasbeentried.不只一种方法被尝试过了。我是单数!意义一致原则意义一致原则:谓语形式不取决于主语的语法形式,而是其实际意义。有的名词作主语在形式上是单数,但在意义上却是复数;有的名词作主语在形式上是复数,但在意义上却是单数。解题关键:义Part2形意有别1.不定代词all,most,some,any,none,half,partof,lotsof,plentyof,therest(of),thelast(of)以及名词性物主代词或分数、百分数作主语,谓语动词视主语含义而定或与of后面的名词保持一致。Alloftheapples____rotten.所有的苹果都烂了。Alloftheapple____rotten.整个苹果都烂了。
are
is意义一致原则的几种特殊情况:即学即练(语法填空):1.Halfofthestudents________________(finish)
their
compositions.
一半的学生已经完成了他们的作文。2.Morethan70%ofthesurfaceoftheearth____________(cover)withwater.
大于70%的地球表面被水覆盖。3.Aboutonethirdofthebook____________(miss).
这本书的大约三分之一缺失了。havefinishediscoveredismissing2.单数形式集合名词作主语,动词可用单数,也可以用复数,主要由句子的意思决定:强调整体时谓语动词用单数;强调内部成员时,谓语动词则用复数。这一类常见的集合名词有:
public,family,class,crowd,team,population,army,group,audience,club,company,union,government等。
Hisfamily
____hisgreatestconcern.
家人是他最大的牵挂。
His
family
____allmusiclovers.他们全家人都是音乐爱好者。但要注意:people(人们、人民),police,cattle等集合名词作主语时谓语动词用复数。
Thepolice
were
presentatthespot,butonlyonepolicewoman
was
amongthem.
The
cattle
areeatinggrassonthehill.is
are
3.某些名词以s结尾,表示学科、国名、书刊名、组织机构名称等,如:politics,physics,theUnitedStates,theUnitedNations
等,谓语动词用单数。
Physicsis
averyinterestingsubject.物理是一门很有趣的学科。
Rootsis
afamousAmericannovel.我是单数!4.有些名词单数和复数同形,作主语时,其谓语动词由上下文决定,这一类名词有:
means,works,series,species,crossroads;deer,sheep,Chinese,Japanese等。
Noteverymeans
is
useful.
不是每种方法都好使。
Notallmeans
are
useful.
不是所有的方法都好使。5.时间、距离、价格、度量等名词的复数作主语时常表示一个整体,谓语动词用单数。
Thirtyyears
is
notalongtime.
Tendollars
is
enough.
我是单数!6.主语是the+形容词(或分词)结构,表示类指,谓语通常用复数,如:thepoor,therich,theyoung,theold,thesick,thedead,theblind,theinjured,thewounded,theunemployed
等;但表示特指时(指个别),
谓语形式则视语境而定。例如:Theblindstudy
in
specialschools.Thedeparted(死者)
was
awell-knownengineer.7.what(ever),which(ever),who(ever),whom(ever)等引导的主语从句,其对应的主句谓语应视语境而定。如:
Whatweneedis
moreequipment.
Whatweneed
are
moreworkers.either...or;neither...nor;notonly...butalso
…,whether...or,or,not…but…在句子中连接并列主语时或者在therebe句型中出现并列主语时,谓语动词要和临近的主语保持一致。就近原则Eitherthechildorhisparents
arewrong.Iseitherthechildorhisparentswrong?解题关键:位Part3近水楼台先得月!1.Notonlythestudentsbutalso
theteacherwishes
foraholiday.2.EitheryouorJane
is
tobesenttoChina.3.NeitherRichardnor
I
am
going.4.NotyoubutIam
wrong.5.Thereisacupofteaandsomeapplesonthetable.Sentencesasexamples:特殊句式/结构中的主谓一致问题
A.并列结构作主语时的主谓一致1.就近原则(略)2.
and连接两个或两个以上单数名词作主语时,谓语动词有以下两种情况:1)指两个或两个以上不同的人或事物时,谓语动词用复数。其结构为:※bothAandB,※冠词+Aand冠词+B,※冠词+AandB(A、B不兼容),Part4or(1)TheChineseandtheEnglishdictionary________(belong)tome.(2)Bothwaterandair_____(be)
needed.(3)Adoctorandnurse_________________(send)theresofar.用所给单词的适当形式填空:belongarehavebeensent2)但如果连接两个或以上的名词共指同一个人或物,或者指同一概念时,谓语要用单数。其结构为:※冠词+AandB(A、B兼容)
※冠词+AandB(表示一套/副用具)※冠词+AandB(表示混合物)我是单数!
Thesingeranddancer____goingtogiveusaperformance.
那个歌唱家兼舞蹈演员要给我们表演。
Theknifeandfork____onthetable.
刀叉在桌子上。
Lotsofsandandmud____washedawaybyfloodseveryyear.每年大量的泥沙被洪水冲走。
isisis用适当的单词形式填空:注意:两个或两个以上的不定式、动名词或是从句做主语时,谓语通常用复数。但是如果这个结构指一个共同概念,仍然用单数。Whathesaysandwhathedoes
do
notagree.Earlytogotobedandearlytorise
makesamanhealthy,wealthyandwise.即学即练:Whenandwheretobuildthenewfactory_____yet.A.isnotdecided
B.arenotdecidedC.hasnotdecided
D.havenotdecided3.every/each/no/manya(n)…
+
and+[every/each/no/manya(n)]…结构中,and连接两个单数名词做主语,谓语动词常使用单数。Everyboyand(every)girl
intheclassisdiligent.班级中的每个男孩女孩都很用功。Nosoundand(no)voice
isheard.听不到任何声音。我是单数!找准主语!
AliceisoneofthestudentswhoIamsurealways
dotheirbestinmostdifficultsituations.
AliceistheveryoneofthestudentswhoIamsurealwaysdoesherbestinmostdifficultsituations.B.其他特殊句式或结构中的主谓一致
1.定语从句的关系代词who,which,that在从句中作主语时,从句的谓语动词要与先行词的人称和数保持一致。
Those
whoenjoy
singingmayjoinus.
Tom,whois
yourfriend,shouldhelpyou.2.强调句型中如果强调主语,要注意that/who后面的谓语形式与被强调的主语保持一致。Itis
I
that/whoam
yourbestfriend.我才是你最好的朋友。Itiswhatyoudo
ratherthanwhatyousaythat
matters.正是你做了什么而不是你说了什么才重要。3.在主谓倒装的句子中,谓语动词的数应与其后面的主语一致。例如:
Betweenthetwowindows
hangs
apicture.
Onthemapexist
twocitiesbothcalledBirmingham.主语主语4.
主语后有介词:with,alongwith,togetherwith,aswellas,besides,like,including,without,except,but,ratherthan等构成的短语,谓语动词的形式随介词前面的主语变化。例如:
Theteacher,togetherwithhisstudents,isplantingtreesinthestreet.
老师和他的学生们正在街道上植树。主语
A.
Marytogetherwithherfriends_____(live)abroad.
B.
Allbutone______(be)herejustnow.
C.
Sheaswellastheotherteachers_____(be)goingtoanotherpark.
D.
Hisparents,
ratherthantheboy,
_____(be)toblame.
E.
Thepassengersincludingtheboy_____(be)excitedthen.
F.
Nooneexcept/butme______(know)aboutit.即学即练:liveswereisarewereknows1)a/this/that/
each/every+kind/sort/type/pair/seriesof…作主语,其谓语用单数;several/these/those/all/different/various+kinds/sorts/types/pairs/seriesof…作主语,谓语用复数。另外,men
ofthiskind结构的谓语用复数。例如:
Thiskind
ofmenis
dangerous.
Men
ofthiskindare
dangerous.5.应该注意的几个主语修饰语:2)
a(n)number/total/variety/average
of+pl.
作主语时,谓语动词用复数;thenumber/total/variety/averageof+pl.
作主语时,谓语动词用单数。试比较:
Anumberofnewbooks
are
onthedesk.Thenumber/totalofstudentsinourclass
is
50.3)a(large)quantityof和
(large)quantitiesof均可修饰可数名词复数或不可数名词,作主语时,前者谓语动词依语境而定,后者谓语动词只用复数。Alargequantityofmoney
is
neededhere.Alargequantityofnewbookswerepublishedlastyear.试对比:Quantities
offood/papers
were
onthetable.
Alargeamountof(=Agreatdealof)damagewas
doneinaveryshorttime.
Largeamountsofmoneywere
spentontheproject.4)alargeamountof和largeamountsof均修饰不可数名词,作主语时,前者的谓语动词用单数;后者的谓语动词通常用复数。例如:Thenumberofteachershere_____(be)about300.Anumberofteachers_____(be)workinghardeveryday.Largequantitiesofwater______(be)sentthere.Alargequantityofbooks______(be)soldout.Heisoneoftheboyswho_____(have)beenthere.Heistheoneoftheboyswho_____(have)been
there.isarewereare
havehas即学即练:主谓一致问题解题思路解析结构,明确主谓;三个原则,具体分析;谓语变形,四项兼顾;
定语从句、强调句、倒装句、主语后有介词短语或有定语、状语、同位语语法一致意义一致就近原则主谓一致时态语态语气Let'spractise!语法填空:1.Thegirllikeboys_____(like)playingfootball.2.
To
learn
two
languages
_____
(be)
not
easy.3.
______
(
be)
there
any
police
around?4.
What
he
gaveme
_____
(be)
someusefuladvice.5.
Three
months
___________(pass)sincethen.6.
Bread
and
butter
___
(be)
daily
food
in
the
west.7.
More
than
one
boy
__________
(be)
therebefore.8.
Bikes
of
this
new
type
_________
(make)
in
China.9.
Insidethewalls
_______
(stand)
atalltree.10.
The
agreeable
____
(be)
not
always
the
useful.likesisAreishaspassedishasbeenaremadestandsare单句改错1:(1)Billwasstandingatthesideofthecar,talkingtotwomenwhowashelpinghimtorepairit.(2)Playingfootballnotonlymakesusgrowuptallandstrongbutalsogiveusasenseoffairplayandteamspirit.(3)Nowmypictureandtheprizeishanginginthelibrary.(4)Butthentherewasalwaysmoremysteriestolookinto.(5)
Notall
informationaregoodtosociety.weregivesarewereis单句改错2:(1)HerparentswereinShanghai,andsowashis.(2)Asisknowntousall,rememberingEnglishwordsarenoteasy.(3)Thepolicewaslookingforthemurderereverywhereinthecity.(4)WritingEnglishandspeakingitisdifferentthings.(5)Itistheparentsandtheirsonwhowantstobuythebicycle.(6)Whathesaidatthemeetingwereveryimportanttous.(7)
HeistheonlyoneofthestudentswhohavebeentoTibet.单项选择:1.
Asurveyoftheexperts’opinions______thatthreehoursofoutdoorexerciseaweek________goodforone’shealth.A.
show;areB.
shows;isC.
show;isD.
shows;are
解析:“asurvey”作主语,谓语动词用单数;表时间,距离,金钱的可数名词复数作主语,谓语动词也用单数。
答案:B2.
Welivedaybyday,butinthegreatthings,thetimeofdaysandweeks________sosmallthatadayisunimportant.A.
isB.
areC.
hasbeen
D.
havebeen
解析:主语是“thetime”,故谓语动词用单数。
答案:A3.NotonlyIbutJaneandMary________tiredofhavingoneexaminationafteranother.A.
is
B.
are
C.am
D.be
解析:notonly...but(also)...连接并列主语要采取就近原则,此句主语应是JaneandMary,故谓语为复数。
答案:B4.
MostofwhathasbeensaidabouttheSmiths________alsotrueoftheJohnsons.A.
areB.
isC.
being
D.
tobe
解析:主语为“大部分对Smith夫妇的说法”,看成单数,谓语动词用is。
答案:B5.
Apoetandartist________comingtospeaktousaboutChineseliteratureandpaintingtomorrowafternoon.A.
isB.
areC.
wasD.
were
解析:apoetandartist指一个人,既是诗人,也是艺术家。
答案:A6.
Thefatheraswellashisthreechildren________skatingonthefrozenrivereverySundayafternooninwinter.A.
isgoing
B.
goC.
goesD.
aregoing
解析:主语仍为thefather,单数形式;aswellashisthreechildren作句子的状语,不影响谓语动词的单复数。
答案:C7.
________ofthelandinthatdistrict________coveredwithtreesandgrass.A.
Twofifth;isB.
Twofifth;areC.
Twofifths;isD.
Twofifths;are
解析:表示分数时,分子大于一,分母(序数词形式)加s;主语为land,不可数,故谓语动词用单数。
答案:C8.
Everypossiblemeans________topreventtheairpollution,buttheskyisstillnotclear.A.
isusedB.
areusedC.
hasbeenusedD.
havebeenused
解析:everypossiblemeans每一种可行的方式;means单复数同形,此句中为单数;表示“每种办法都用过了”,用现在完成时的被动语态。
答案:C9.
Asaresultofdestroyingtheforests,alarge________ofdesert________coveredtheland.A.
number;hasB.
quantity;hasC.
number;haveD.
quantity;have
解析:alargenumberof不修饰不可数名词;alargequantityof+不可数名词,谓语用单数。
答案:B10.
Heistheonlyoneofthestudentswho________thewinnerofscholarshipforthreeyears.A.
is
B.
areC.
havebeen
D.
hasbeen
解析:有theonly修饰先行词,其后的定语从句中谓语用单数。
答案:D11.
ThepopulationofChina________over1.3billionandeightypercentofitspopulation________peasants.A.
is;areB.
are;isC.
is;isD.
are;are
解析:population表示“人口”。当表示人口数为多少时谓语动词用单数,如果有分数或百分数修饰时,谓语用复数。
答案:A12.Whoever________tosavethedrowninggirl________worthpraising.A.hashelped;isB.havelelped;isC.havehelped;are
D.hashelped;are
解析:whoever引导的主语从句强调个体含义,故谓语也用单数。
答案:A
13.
Eitheryourparentsoryourelderbrother________toattendthemeetingtomorrowafternoon.A.
areB.
haveC.
isD.
had
解析:either...or...遵循就近一致的原则,因yourelderbrother为单数,句中谓语也用单数。
答案:C14.
30%ofthecattle________thin,buttherest________fat.A.
are;are
B.
is;isC.
is;areD.
are;is
解析:句中主语分别为thecattle/therestofthecattle,即“牛/余下的牛”
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