Unit4AglimpseofthefutureUsinglanguageGrammar课件高二英语选择性

选择性必修三Unit4AGlimpseoftheFutureGrammar

Subject-Verbagreement(2)

1.Studentscanlearnsomewordsandphrases.2.Studentscangetthemainusageofthisgrammar---Subject-verbagreement.3.Studentscanwritesomeapassagebyusing“Subject-verbagreement”.Activity1a

...50percentofmytimewasspentresearchingnewrestuarants.bEveryrecommendationshegivesmeisgreat…c

…

almost50percentofUSjobsareatriskfromautomationinthenext20years.d…noneofusispreparedforthechallengesofAI.Lookatthesentencesandanswerthequestions.1.Whyis50percentsingularinsentence(a)butpluralinsentence(c)?Becauseinsentence(a),thepart“50percent”isfollowedbytheuncountablenoun“time”,whileinsentence(c),thepart“50percent”isfollowedbythecountablenoun“job”initspluralform.Activity1a

...50percentofmytimewasspentresearchingnewrestuarants.bEveryrecommendationshegivesmeisgreat…c

…

almost50percentofUSjobsareatriskfromautomationinthenext20years.d…noneofusispreparedforthechallengesofAI.Lookatthesentencesandanswerthequestions.2.Whatarethesubjectsinsentences(b)and(d)?Aretheysingularorplural?Insentence(b),“Everyrecommendation”isthesubject.Insentence(d),“noneofus”isthesubject.Botharesingular.Activity2Summary主谓一致是指谓语动词与主语在人称和数上要保持一致。主谓一致主要遵循三个原则，即意义一致原则、语法一致原则和就近一致原则。本单元处理语法一致原则和主谓一致易错点分析。

三、语法一致原则

语法一致原则就是指主语和谓语在语法形式上必须保持一致，即谓语动词的单复数形式由主语的单复数形式决定。主要有以下情况：1.不定式(、动名词、单个主语从句、不定代词等作主语时1.ToreadEnglish

aloudeverymorning_____（do)youalotofgood.2.Whenandwheretogofortheon-salaryholiday___(decide)yet.3.WhatIsayandthink___noneofyoursbusiness.4.Collectingstamps___(do)spendmostofmytime.5.Everyone,menandwomen,oldandyoung___(enjoy)sportsandgames.6.Eachofthestudents,workinghardathisorherlessons,___(hope)togotouniversity.1.does2.hasn’tbeendecided3.is4.does5.enjoys6.hopes温馨提示：不定式,动名词,以及单个主语从句和不定代词one,every,each,everybody,everyone,oneof,noone,nothing,nobody,someone,somebody等作主语时应看作单数,谓语动词用单数。2.了解形复实单的名词作主语1.OneThousandAndOneNights_____（tell)peoplelotsofmysteriousbitsoffolklore.2.TheNewYorkTimes___publishedintheUnitedStates,which___apowerfulnationintheworld.(be)3.Mathematics_____(seem)tobedifficulttolearn.4.TheDiaoYuIslands______(belong)toChinafromancienttimes.

1.tells2.is;is3.seems4.belong温馨提示：形复实单的名词作主语谓语用单数形式，常见的有国家、机构、地方、人名、电影名等，如TheUnitedStates,theStates,Laos,TheUnitedNations，Illinois,Bess(贝丝）、TheJaws，报纸名，如TheStudentsTimes,作品名，如TheSelectedWorksof...,科目maths,politics,physics等，用单数谓语。注意：以-s结尾的岛屿名或山脉，谓语用复数形式。3.锁定主语部分的中心词1.Thefatheraswellashis3children___（go)skatingonthefrozenriverearlySundayafternooninwinter.

2.Theconstructionofthe2newrailwaylines___(complete)bynow.3.Thecompanyhadabout1000notebookcomputersbutonlyone-third___(be)usedregularly.Nowwehave4000workingalldaylong.4.Asyoucansee,thenumberofcarsonourroads___(keep)risingthesedays.5.5.Telephonemessagesforthemanager___(leave)onherdeskbutshedidn’tnoticethem.6.Nowadays,alargenumberofwomen,especiallythosefromthecountryside,___(work)intheclothingindustry.

7.Thenumberofwildanimals__________(become)lessandlessinrecentyears.8.ThepolulationoftheUS_____(be)over330millionandover12percentofthepopulation______(be)blacks.9.HesaidthattheOlympicGames____(be)successful.

1.goes2.hasbeencompleted3.were4.keeps5.wereleft6.areworking7.hasbecome8.is;are9.were温馨提示：1)主语部分有名词/代词+aswellas/ratherthan/togetherwith/或不同介词的短语，则中心词为前面的名词或代词，谓语和中心词的人称和数保持一致。2）主语部分是百分比和分数，则看后面的名词，或所指名词来取定谓语的数。3）主语如是alotof(lotsof)/plentyof/amassof(masses)of等，看后面的名词确定位于的数。anumberof/agreatmany(of),dozensof,scoresof,humdrendsof等，谓语为复数形式。agreatdealof,much等，谓语为单数形式；thenumberof谓语为单数。4）aquantityof(quantitiesof),anamouuntof(amountsof)谓语取决于quantity和amount形式。amajorityof谓语一般为复数。5）population作主语，谓语一般为单数，和分数及百分比连用，谓语为复数6)大型运动会如TheOlympicGames,TheAsianGames谓语都用复数形式。4.主语意义上为复数但谓语用单数形式1.Morethanoneanswer___（give)alreadytothequestion.2.Nobirdandnobeast___(see)inthelonelyisland.3.Morethanonehundredpeople____(be)present.Let’sbeginourmeeting.4.Manyastudentinourclass_____(work)hardattheirleaasons.1.hasbeengiven2.isseen3.are4.works温馨提示：morethanone+可数名词单数，表示“不止一个”，谓语用单数形式。manya+可数名词单数，表示“许多”，谓语用单数形式。no+可数名词单数，谓语用单数，no+可数名词复数，谓语用复数形式。5.and并列主语1.Apoetandartist___(be)comingtospeaktousaboutChineseliteratureandpaintingtomorrowafternoon.2.Toplaybasketballandtoswim___(be)usefulforcharactertraining.3.Tom’steacherandfriend___(be)comingtoTom‘shome.4.Allworkandnoplay___(make)Johnadullboy5.Theknifeandforkinthatcounter___(sell)

outtheotherday.6.Thebutterandbread____(be)delicious.7.Themeatandbread,thelocalsnackinXian____(be)myfavorite.8.Togetupearlyandgotobedearly____(be)agoodhabit.9.Everyboyandeverygirl____(be)readingovertherejustnow.10.Teaandcoffee_____(be)differentdrinks.11.Wasteandpollution____(be)ofnouse.1.is2.are3.is4.makes5.wassold6.is7.is8.is9.is10.are11.is温馨提示：1)并列表示不同的人或物时，谓语用复数；2)不表示并列，在意义上表示同一人、物、同一概念或有两个部件配成的物品时，或星湖制约，相辅相成的概念，谓语为单数。3）两个名词并列，前面有一个限定词，则为同一个人，谓语用单数；两个名词前各有限定词修饰，则指两个人或两个物，谓语用复数形式。4）两个不可数名词并列，指相同概念的事物，谓语用单数，指不同的事物，谓语用复数形式。5）everyboyandeverygirl就表示“everychild”，谓语用单数形式。Activity3主谓一致易错点分析

1.Atthefootofthemountains___(lie)avillage.2.Ontopofthebooks___(be)thephotoalbumyou’relookingfor.3.Socurious___(be)thecouple

aboutwildplantsthattheydecidedtomakeatriptoMadagascanforfurtherresearch.4.Thestudentsinourclasseach___(have)anEnglishdictionary.5.Eachofusstusentsinourclass_____(have))anEnglishdictionary.6.I,who___(be)yourfriend,willkeepsecretforyou.7.Heistheonlyoneofthestudentwho___(be)awinnerofscholarshipforthreeyears.8.LiHuaisoneofthestudentsinourclasswho____(be)fromabigcity.1.lies2.is3.were4.have5.has6.am7.hasbeen8.are温馨提示：1)受倒装句影响，找不到主语而出错。2）受同位语each影响，而用单数谓语。3）定语从句中关系代词作定语的主语，定语从句的谓语应和先行词的人称及数保持一致。4）先行词为oneof+可数名词复数，中心词为名词复数，谓语为复数形式。

先行词为theonlyoneof+可数名词复数，中心词为one，谓语为单数形式。

Nowadays,somecompaniesoffergenetictestingforchildren’stalents.Alargenumberofclientshave/hasbeenattractedtoit.Theyareparents,eagertoknowwhattalentstheirchildrenmayhaveinthefuture.Theprocessissimple.Everychildprovide/providesasmallsampleofbloodorbodytissue.Thisis/Theseareanalysed.Eachofthechildrenis/aregivenareportshowingtheirpossibletalents.Arecentexamplecitedonthewebsiteisthatoneofthetestingcompaniescompare/comparesthetalentsoftwinsBobbyandBenny.Bobbywasassessedandhistalentswas/wererevealedtobemostlyscientific:a66%chanceofsuccessinchemistryand54%inphysicswas/wereshown.Meanwhile,Benny’shighestscorewas/wereshowntobeinanartssubject:thetestgavehim68%forliterarystudies.Isgenetictestingreliable?Somescientistssaythatmoreevidenceis/areneeded.Activity2Completethedescriptionaccordingtothecharts,payingattentiontosubject-verbagreement.

Threequartersofthesurfaceismadeupofland,…Threequartersofthesurfaceismadeupofland,whiletherestissea,covering25%ofthesurface.Halfofthelandiscoveredwithtrees.Residentialareaandarablelandbothaccountforthesameproportion,20%ofthetotalland.Therestisdesert,covering10%ofthetotalland.Therearethreekindsofpeople.Fiftypercentofthepeopleareoriginalresidents,30%arefromEarthand20%arefromotherplanets.Activity4

Practise一、语法填空1.TheALPs____(cover)anareaof200,000squarekilometersand____(be)thegreatestmountainrangeinEurope.2.Itusedtobethatyoucoulddrivformilesherewithoutseeinganotherperson,butnowthere____(be)housesandpeopleeverywhere.3.ListeningtoLoudmusicatrockconcerts_____(have)causedhearinglossinsometeenagers.4.Actually,thegarden,aswellasthetreesaroundit,____(belobg)toamanlivingacrossthestreet.5.Noneofthestudents_____(report)tohavecaughtthediseaseandtheyhadasafeholiday.6.ThenumberofforeignstudentsattendingChineseuniversities,togetherwithalargenumberofnewmajors,_____(rise)steadilyoverthepasttwodecades.7.---Isthereanyoneintheclassroom?---No,notonlythestudentsbutalsotheteacher_____(go)totheplaygroundtowatchtheopeningoftheArtFestival.8.TheArabianNights___beentranslatedintomanylanguagessofar.9.Two-thridsofthetreesinthenewpark____(be)plantedyesterday.10.Apoetandpainter_____(be)comingtospeaktousaboutChineseliteratureandpaintingtomorrowafternoon.11.His"SelectedPoems"_____(be)firstpublishedin1965.12.Heistheonlyoneofthestudentswho_____electedalready.13.Applesofthiskind____(taste)good.14.Morethanonewitness

____(have)reportedhiscrime.15.Ourchemistryteacherisamanwhoalways_____(make)hisclassesinterestingandlovely.16.I,who___(be)yourfriend,willkeepsecretforyou.17.Ourlivingconditions____(have/has)improvedinthepastdecades.18.Look!Onthewall_____(hang)alargeportrait.二、用语篇连语法

Myfamily1._____(be)allmusiclovers.NotonlyIbutalsomyparents2._____(be)fondofmusic.Recently,quantitiesofpeople3._____(be)crazyaboutaTVprogram.ItisoneoftherealityTVshowswhich4._____(appearl)toawiderangeaudience.Ineachepisodeoftheprogram,