Unit(1)NatureinthebalanceGrammarandusage课件高中英语牛津译林版（2020）2

Grammar&Usage(I)EllipsisUnit1

Natureinthebalance•Nosmoking.•Parking.•Nophotos.

•Nofishing.Step1Lead-inEllipticalsentencesHaveyoueverwatchedanyTVprogrammesaboutenvironmentalprotection?Whatwasitabout?AExploringtherules1.No,Ididn’t(watchthedocumentaryaboutenvironmentalprotectiononTVyesterday).2.Youcanwatchitonlineifyouwantto().3.Ifeltworriedwhen(

)watchingthedocumentary.4.Somecallfortheapplicationofmoderntechnology,andothers(

)achangeoflifestyle.5.(

)Gotanyideas?6.(

)Soundsgreat!IwaswatchitcallforHaveyouIt/ThatCompletethesentencesofpartAbelowtheconversationonpage6简短回答不定式后的省略连词

if,whenandwhile等后的省略

句型相同的句子中谓语的省略非正式场合句子开头Thinkaboutthefollowingquestions:1.Whatisellipsis?2.Whencanweuseellipsis?3.What'sthefunctionofellipsis?P98

为了避免重复为了使句子简洁1.Youshouldbecarefulwhencrossingtheroad.2.Whenaskedalotofquestions,Ifeltverynervous.3.Youmustkeepthesepointinmindwhilesettingyourgoals.4.Ifadmitted,Iwillappreciateitverymuch.

5.Pleasecallmebackifpossible.6.Thoughshocked,shetriedtokeepcalm.7.Asexpected,peopleallfeltshockedbythenews.8.Youneedtomakeimprovementswherenecessary.

状语从句的省略(1)在when,whenever,while,until,once,if,unless,once,though,whether,eventhough,,evenif,although,as,justas,where,wherever

等连接的状语从句中，当从句主语跟主句的主语相同且从句谓语中含有系动词be或从句的主语为it时，则从句中主语和be动词常被省略。状语句中的省略时条让方地主语同，谓语be两者省不可惜9.IloveEnglishmorethanever.10.WhatIsaidmadeJackhappybutJaneangry.11.Driveless,andwewillhaveagreenerworld.12.Youcanwatchitonlineifyouwantto.thanexpected比预期…asexpected

正如预期…unlessinvited除非被邀请ifnot若非如此

ifso如果是这样ifany/ifever如果有的话

ifpossible如果有可能

ifnecessary如果有必要

thanever比以前更timepermitting/weatherpermitting状语从句中的省略1.填词：①When_________(ask)abouthisstudyplan,theboydroppedhiseyes.②Hehurthimselfwhile__________(play)basketball.③Youshouldn’tcometothispartyunless_____(invite).④Time/weather_________

(permit),weshallstarttomorrow.⑤Whenfirst_______(introduce)tothemarket,thesenewproductsintheircompanyenjoyedgreatsuccess.askedplayingInvitedpermittingIntroduced1.—Haveyouseenthisfilm?

—Yes,Ihaveseenit.

—

Haveyouseenthisfilm?

—

Yes,Ihave(seenit).2.—Willtheperformancebeputofftillnextweek?

—Ihopeitwillnotbeputofftillnextweek.

—

Willtheperformancebeputofftillnextweek?

—

Ihope(itwill)not(beputofftillnextweek).P58C13.Theemperorcannotbreakhispromise,althoughhewouldliketobreakhispromise.

Theemperorcannotbreakhispromise,althoughhewouldliketo(breakhispromise).4.Youcanwatchthedocumentaryoryoucanwatchthefeaturefilm.

Youcanwatchthedocumentaryor(youcanwatch)thefeaturefilm.P58C15.TheoperahouselooksgrandernowthanitdidwhenIvisiteditlastyear.

Theoperahouselooksgrandernowthan(itdid)whenIvisiteditlastyear.6.IntheAmazonrainforest,youcanseemanyplantsknowntousandyoucanseethousandsofanimals.

IntheAmazonrainforest,youcanseemanyplantsknowntousand(youcansee)thousandsofanimals.P58C17.Whenshewasalone,sheoftenfeltanxiousanduncomfortable.

When(shewas)alone,sheoftenfeltanxiousanduncomfortable.8.Iwanttodosomethingtohelpprotectendangeredanimals,butIdon'tknowhowtohelpprotectthem.

Iwanttodosomethingtohelpprotectendangeredanimals,butIdon'tknowhow(tohelpprotectthem).P58C19.Theboycouldnotgoouttoplaybasketball,eventhoughhewantedtogoouttoplaybasketball.

Theboycouldnotgoouttoplaybasketball,eventhoughhewantedto(goouttoplaybasketball).10.IlikedancingmorethanIlikesinging.

Ilikedancingmorethan(Ilike)singing.P58C1FinishB1onpage7BApplyingtherulesSuggestedanswers:1.Icannotwatchthedocumentarythisweekend,thoughIwouldliketo.2.Cowsliveonland,andfishinthewater.3.TheAmazonrainforestissmallernowthan50yearsago.4.Hehadplannedtoborrowabookonenvironmentprotection,buthedidn't.5.Whentakingphotosofwildlife,weshouldmakeeveryefforttoensurethatwekeepawayfromtheanimals.FinishB2onpage7,andthenanswertwoquestions:BApplyingtherulesSuggestedAnswers:1.删除第3行(takepartintheforestclean-upactivity)2.删除第5行(isallowedhere)3.删除第8行(group)(cleanedup)(oftheforest)4.删除第9行(we)(that)(ithadlooked)5.删除第11行(you're)FinishB3onpage7Possibleanswers:1.Driveless,andwewillhaveagreenerworld.2.Whenbuildingcities,thinkofMotherNature.BApplyingtherules1.environmentalprotection2.leaveout/beleftout3.globalwarming4.(be)causedby5.leadto6.solutionstotheseproblems7.environmentalissues8.comeupwith9.callfor10.getstarted11.some...,andothers...

环境保护省略;排除/被省略

全球变暖

由...引起导致6.这些问题的解决方法7.环境问题8.想出；想到9.（公开）要求；需要10.开始11.一些...;其余的...Book3Unit1Grammar(P6-7)短语12.takepartin13.(be)devotedtodoingsth.14.Whatif...?15.stoppeoplefromthrowingtheirrubbishontheground16.o...17.bewillingtodo...18.signup12.参加13.致力于做某事14.如果...会怎样？15.阻止人们在地上乱扔垃圾16.把...分成...17.愿意做18.报名参加Book3Unit1Grammar(P6-7)短语1.Youshouldbecarefulwhencrossingtheroad.2.Whenaskedalotofquestions,Ifeltverynervous.3.Youmustkeepthesepointinmindwhilesettingyourgoals.4.Pleasecallmebackifpossible.5.Youneedtomakeimprovementswherenecessary.6.Asexpected,peopleallfeltshockedbythenews.7.Toughshocked,shetriedtokeepcalm.8.IloveEnglishmorethanever.9.WhatIsaidmadeJackhappybutJaneangry.10.Driveless,andwewillhaveagreenerworld.11.Youcanwatchitonlineifyouwantto.Possibleanswer:

Ellipsismeanstheactsofleavingoutawordorwordsfromasentencedeliberately(故意的).Wecanuseellipsiswhenthemeaningcanstillbeunderstoodwithoutusingawordorcertainwords.Inotherwords,ellipsisisusedwhenyoudonotwanttorepeatsomewordsorphraseswhosemeaningisobvious.Usingellipsisisanefficientwaytomakesentencesconcise.Gothrough“Grammarnotes”onpage98.1.祈使句中的you和疑问句中的主语2.当上、下或前、后两个句子的宾语一致时，下句或后句常省略宾语(You)Shutup!住嘴！—DoyouknowMissGao?—Idon’tknow(her)．简单句中的省略3.主语和谓语都很明确，此时为了简化或显得亲切等(Youcome)Thisway,please.(省略了主语和谓语)简单句中的省略1.Haveaseat,please!2.Lookslikerain.3.Let’sdothedishes.I’llwashandyoudry.4.Gotanyideaabouttheplan?Youhaveaseat,please!It

lookslikerain.Let'sdothedishes.I'llwashthedishesandyoudrythedishes.Haveyougotanyideaabouttheplan?即时演练1

补全下列省略句并列句中的省略1．省略共同的主语或宾语。Tompickedupabookonthefloorand(Tom)handedittohisteacher.2．若主语不同，而谓语部分的系动词、助动词或情态动词相同，则省略后面的系动词、助动词或情态动词。JackmusthavebeenplayingfootballandMary(musthavebeen)doingherhomework.3．若主语与谓语动词相同，则省略后面的主谓成分。Hisadvicemademehappy,but(hisadvicemade)Jimangry.4．若主语不同，但主要动词及后续部分相同，则省略主要动词及后续部分。Hehasaknowledgeoffirstaidbuthisfrienddoesn’t(haveaknowledgeoffirstaid)．1.SomeofusstudyJapanese,andothersstudyEnglish.SomeofusstudyJapanese,andothersstudyEnglish.2.Hegaveupdrinkingseveralmonths,buthereturnedtohisoldwaylater.Hegaveupdrinkingseveralmonths,buthereturnedtohisoldwaylater.即时演练2

写出下列句中可以省略的部分3.Myfrienddidn’tcometoschool,butIwonderwhyhe/shedidn’tcometoschool.Myfrienddidn’tcometoschool,butIwonderwhyhe/shedidn’tcometoschool.即时演练2

写出下列句中可以省略的部分Haveyoueverdreamedof__1__(fly)throughtheairlikeabird?Ifactivitieslikewaterskiingorjetskiingsoundlikeyourideaofsummerfun,nowyoucantryflyboarding，__2__newwatersportthatiscatchingonaroundtheworld.Flyboardingmakesuseofthe__3__(power)engineofajetskitopushwaterthroughanindustria