Unit3 Environmental ProtectionPeriod 3 Discover useful structures课件 人教版2019选择性必修三

Period3Discoverusefulstructures

Unit3Environmentalprotection选择性必修三人教版（2019）观察对话，完成下面的句型转换。1.LiLeisaid,“I’mquitesureaboutit.”LiLeisaidthat_________quitesureaboutit.2.Jimsaid,“Ihaven'tseeyoutoday.”Jimsaidthat________________________.3.Theteacheraskedme,“Doyouhavedifficultyworkingitout?”Theteacheraskedme______________________________.hewashehadn’tseenmethatdaywhether/ifIhaddifficultyworkingitoutIknowit.IsaidIknewit.Whatdidyousay?PreparationWorkingroups.Lookatthesentencesinbothcolumnsanddiscussthedifferencesbetweeneachpair.Summarisetherulesforchangingdirectspeechintoindirectspeech.DirectSpeechIndirectSpeech1Theexpertsaid,“Fromthepositionofitsdeadbody,thebearappearedtohavestarvedanddied.”Theexpertsaidthatfromthepositionofitsdeadbody,thebearappearedtohavestarvedanddied.2Thereporterasked,“Willpolarbearsdieoutbecauseofclimatechange?”Thereporteraskedthatwhetherpolarbearswoulddieoutbecauseofclimatechange.3Thereporterasked,“Howcanwesavepolarbearsfromextinction?”Thereporteraskedhowwecouldsavepolarbearsfromextinction.4“Let’sworktogethertostopclimatechange,”theexpertsaid.Theexpertadvisedustoworktogethertostopclimatechange.PreparationPresentationFillintheblanksandsummarisetherulesforchangingdirectspeechintoindirectspeech.1.“Idon'twanttosetdownaseriesoffactsinadiary,”saidAnne.Annesaidthatshe

tosetdownaseriesoffactsinadiary.2.Theboysaid,“I’musingaknife.”Theboysaidthathe

aknife.3.Theysaid,"Wesawherinthestreet.”Theysaidthatthey

herinthestreet.didn'twantwasusinghadseen1.时态的变化直接引语向间接引语进行转化时，首先变化的是时态。通常是将宾语之中的时态往后推一个时态，比如：一般现在时变为一般过去时,现在进行时变为过去进行时，一般过去时变为过去完成时。1.Shesaid,“Didyouseehimlastnight?”Sheaskedmewhether____hadseenhimthenightbefore.2.“Whatdoyouwant?”heaskedme.Heaskedmewhat_____wanted.3.Hesaid,“Thesebooksaremine.”Hesaidthat______bookswere_____.hisFillintheblanksandsummarisetherulesforchangingdirectspeechintoindirectspeech.Ithose2.代词的变化直接引语向间接引语的转换过程中有时候还会出现代词的变化，例如：指示代词this变为that；these变为those。物主代词以及人称代词也需要根据具体情况进行相应的改变。IPresentationFillintheblanksandsummarisetherulesforchangingdirectspeechintoindirectspeech.1.“Ihavelivedherefortwoyears,”shesaid.Shesaidthatshehadlived

fortwoyears.there3.地点状语的变化主要涉及的地点状语是here和there。直接引语变间接引语时，here变为there。如果已经是there,则不变。PresentationthenFillintheblanksandsummarisetherulesforchangingdirectspeechintoindirectspeech.1.Shesaid,"Itisnineo'clocknow."Shesaidthatitwasnineo'clock

.2.Bobsaid,"Mysisterwasherethreedaysago.”Bobsaidthathissisterhadbeentherethreedays____________.3.Shesaid,“Iwentthereyesterday."Shesaidthatshehadgonethere_________________.before/earlierthedaybefore4.时间状语的变化now—then,today—thatday,tonight—thatnight,tomorrow—thenextday,yesterday—thedaybefore,thisweek(month,year...)一thatweek(month,year...),lastweek(month,year...)—theweek(month,year...)before,nextweek(month,year...)—thenext/followingweek(month,year...),twodays(weeks,months,years...)ago—twodays(weeks,months,years...)before,sofar—bythenPresentation1.Thelawyersaid,"Iwillcomethismorning."Thelawyersaidthatshewould_____thatmorning.goFillintheblanksandsummarisetherulesforchangingdirectspeechintoindirectspeech.5.方向性动词的变化一般来说，come变为go,bring变为take,但不是必须的，要分场合分地点。如果场合和地点没有发生变化，也可以不变。Presentation1.“Iseverybodyhere?”Theteacherasked.Theteacheraskedif/whether_____________there.2.Theteacherasked,“Wherehaveyoubeen?"Theteacheraskedmewhere_________been.IhadeverybodywasFillintheblanksandsummarisetherulesforchangingdirectspeechintoindirectspeech.6.语序的变化一般疑问句和特殊疑问句的间接引语一般要用陈述句的语序。一般疑问句添加if/whether后使用陈述语序，特殊疑问句则在疑问词后使用陈述语序。PresentationPracticeHerearesomestatementsandquestionsbychildrenwhoattendedscientificlectures.Guesswhotheyweretalkingtoandthenchangethesentencesintoindirectspeech.NameStatements/QuestionsDianeDianeasked__________________________________________.Dianeasked____________________________________________________________________________________.MarthaMarthasaid/toldme_____________________________________________________________________________.Marthasaid/toldme______________________________________________________________________________.whathadmadeHurricaneKatrinaunusualif/whetherithadbeentheworstnaturaldisasterinAmericanhistorythatshewantedtobecomeascientistandhelptheworldthatshewasdoingaprojectonbehalfofherschoolaboutglobalwarmingHerearesomestatementsandquestionsbychildrenwhoattendedscientificlectures.Guesswhotheyweretalkingtoandthenchangethesentencesintoindirectspeech.NameStatements/QuestionsBobBobasked___________________________________________.Bobasked_____________________________________________________________________________________.LauraLauraasked______________________________________________________________________________.Lauraasked________________________________________.VincentVincentsaid/toldme______________________________________.Vincentasked____________________________________________________________.whynuclearpowerwassuchasensitivetopicif/whethertheycouldexplainhowthenucleardisasterhadhappened.howmanyanimalshaddisappearedbecauseofhumanhunting.whatwecoulddotohelpwildanimalsthathehadneverbeentotheAmazonJungleif/whetherscientistswoulddiscovernewspeciestherePracticeWorkingroups.Doasurveyonwhatyourgroupmembersaredoingtohelptheenvironmentandwhatelsetheycando.Thenreporttotheclass.MichelleIalwaysusemyclothbagwhenIgoshopping,ratherthanuseplasticbags.JackIoftenwlkorrideabikeinsteadoftaking

a

taxi.SallyDon'tprintoutdocumentsunlessreallynecessary.JoeWoulditbebesttosharebookswithothers?Practice

Iaskedmygroupmemberswhattheydidtolimittheamountofcarbondioxideproducedintheirdailylives.Jacktoldmethatheoftenwalkedorrodeabikeinsteadoftakingataxi.Joeadvisesustosharebookswithothers.Sallyaskedus

Workingroups.Doasurveyonwhatyourgroupmembersaredoingtohelptheenvironmentandwhatelsetheycando.Thenreporttotheclass.

nottoprintoutdocumentsunlessreallynecessary.Michellesaidthatshealwaysusedherclothbagwhenshewentshopping,ratherthanuseplasticbags.Practice

Iheardovertheradiothat...

Thereportersaidthat...

Itwasannouncedthat...

Theauthoritieswarnedthat...

Theexpertadvisedthat...

Theresearchersestimatedthat...

Thecompanyclaimedthat...

Thepoliceconfirmedthat...Workinpairs.Reportapieceofnewsthatyouheardtodaytoyourpartner.Thefollowingexpressionsmayhelpyou.ProductionIheardovertheradiothatwecouldrecycleoldclothesatthelocalschool.Thereportersaidthatmanypeoplehadattendedthemeetingaboutlocalenvironmentalissues.Itwasannouncedthatachargeforplasticbagswouldbeintroducednextyear.Theauthoritieswarnedthattherewouldbestrictfinesonanyonebreakingthenewenvironmentallaws.Theexpertadvisedthatactionwouldbenecessaryinthenext12yearstostopglobaltemperaturesrisingtoomuch.ShowtimeProduction

Theresearchersestimatedthattheglacierhaddecreasedinsizesincelastyear.Thecompanyclaimedthattheyhadcuttheirfactorysemissionsbyover50%.Thepoliceconfirmedthattheganghadbeenresponsiblefortheillegalwastedumping.ShowtimeProductionLanguagepoints1.sensitive

sensitiveadj.敏感的；善解人意的；灵敏的

Whyisnuclearpowerasensitivetopic?为什么核能是一个敏感话题？Heisasensitivefriendofmine.Comparedwithadults,childrenaremoresensitivetoothers’feelings.besensitiveto对……敏感sensitivelyadv.敏感地；易感知地Languagepoints单句语法填空①Itisobviousthatsheisverysensitive_____whatyousaid.②Comparedwithhissister,Jerryiseven________________(sensitive)toemotionalandrelationshipproblems.完成句子③Donna_______________strongsmells.④Someplants___________________pollutionthattheycanonlysurviveinaperfectlycleanenvironment.toissensitiveto

moresensitivearesosensitiveto

Languagepoints2.onbehalfof

onbehalfof

代表；(代替)某人I'mdoingaprojectonbehalfofmyschoolaboutglobalwarming.

我代表学校做一个关于全球变暖的项目。Pleaseacceptmyapologyonbehalfofthehotel.TheypresentedtheQueenwithabouquetonbehalfofthewomenstudents.

onbehalfofsb./onsb.’sbehalf

代表(或代替)某人；为帮助某人；

因为某人；为了某人

inbehalfofsb./insb.’sbehalf

为帮助某人Languagepoints单句语法填空①I’mgladtoputonaperformancehereonbehalf_____ourschool.②Don’ttroubletodoiton______(we)behalf.ofour

Exercises变直接引语为间接引语1．Hesaid，“Mybrotherdoesn’twanttogothere.”Hetoldme__________brother________wanttogothere.2．Hesaidtome,“Didyouseehimlastnight？”HeaskedmewhetherIhadseenhim__________________.3．Marysaidtome，“I’llcomeagaintomorrow.”Mary_______methat___________comeagain___________________________.didn’tthathisthenightbeforetoldshewouldthenext/followingdayExercises变直接引语为间接引语4．“Canyouswim,John？”heasked.HeaskedJohn____________________swim.5．“WillPeterplaybasketball？”Iwantedtoknow.Iwantedtoknow_____________Peter____________basketball.6．“WhohasbeentoBeijing？”theteacherasked.Theteacherasked_________beentoBeijing.7．“Comehere,Tom，”LucyaskedTom.LucyaskedTom____________.whether/ifif/whetherhecouldwouldplaywhohadtogothereExercises变直接引语为间接引语8．“Theearthgoesaroundthesun，”the