【教学】Unit 8 第7课时 （八下）

Unit8AgreenworldTaskWarming-upFreetalkHowcanwegogreen?Whatcanwedotosavewater?Whatcanwedotosavepower?Whatcanwedotoreducepollution?DearMrWu,DanielandIdidasurveythisWednesday.Studentswereaskedabouttheirdailyhabits.Herearetheresultsofthesurvey.Only20studentsusuallytakeshowersforlessthan10minutes,but35studentsturnoffthetapwhenbrushingtheirteeth.Only15studentsrecycleemptybottles,but40studentsusebothsidesofthepaper.Itisgreatthatmoststudentsremembertoturnoffthelightswhentheyleavearoom,butfewstudentstaketheirownbagstothesupermarket.Thesurveyshowsstudentsaredoingalottohelpprotecttheenvironment,buttherearestillmanymorethingstheycando.SandyPre-writingAnotetoMrWuIntroductionMainbodyConclusionLookandanalyzePre-writingLet’sfindoutIntroductionMainbodyConclusionGeneralideaofthesurvey:what,when,where,who,…Theresultsofthesurvey:somefactsTheirownopinionsThemainpointofeachpartPre-writingLet’sknowWritingisastep-by-stepprocess.Thefirststepinthewritingprocessisgettingreadytowrite.Youselectatopic,collectdetailsaboutit,andplanhowtousethem.Duringthisstep,youwriteafirstdraft.Itisyourfirstchancetogetallyourideasdownonpaper.Youstarttherevisingprocessbyreviewingyourfirstdraft.Thenyouchangethepartsofthecontentthatmaybeconfusingorincomplete.Next,youcheckyourrevisedwritingforerrorsandwriteafinalcopy.Pre-writing1.Chooseatopicthatinterestsyou.2.Collectfactsorreasonstosupportyouropinion.3.Planhowtoorganizethem.1.Useyourprewritingasaguide.2.Thebeginninggivesyourtopicandopinion.3.Themainbodygivestheexamples,facts,orreasons.4.Theendingrepeatsyouropinionandasksthereader(s)totakesomeaction.1.Reviseyourideasandorganizationfirst.2.Askyourclassmatestoreadyourwriting.3.Makeotherchangesifneeded.1.Useadictionaryoracomputerforhelp.2.Asksomeoneelsetocheckyourwritingforanygrammaticalmistakes.1432Pre-writingPre-writingPreparewithMillieEarthchangesfortheworse.It’stimeforustogogreen.Savewater:Shortshower,Reusewater,…Savepower:Turnoffpowerwhenleaving,…Reducepollution:Noplasticbags,Separatewaste,…Moretips:Exercisemore,LessTV,Plantflowers,…SupportingfactsYourPlanetNeedsYou

1.Choosingatopic2.Collectingdetails

3.OrganizethemOpinionEndingTopicPre-writingOurenvironmentischangingfortheworse,soitistimeforustogogreen.Herearesomesimplestepstotake.Wecansavewaterbytakingshortershowersandturningoffthetapwhenwebrushourteeth.Weshouldalsoreusewaterifpossible.Inordertosavepower,weshouldturnoffthelightswhenweleavearoom.

WeshouldalsoturnoffthepowerwhenourTVorcomputerisnotinuse.Someothergoodhabitscanhelpreducepollutiontoo.Weshouldnotuseplasticbags.Instead,weshouldtakeourownbagswhenshopping.

Recyclingisalsoagoodwaytohelpreducepollution.Weshouldseparatewasteintodifferentgroupssothatitcanberecycled.Moreover,itisimportantforustodevelopagreenlifestyle.WeshoulddomoreexerciseandwatchlessTVanditisgoodtoplantsomeflowersathome.Followthesesmallsteps,andwecanmakeabigdifferencetotheEarth!WhatdoyouthinkofMillie’swriting?ReadandanswerYourPlanetNeedsYouPre-writingAskthefollowingquestions:*Ishertopicsentenceclearorinteresting?*Doessheusethewordshouldinherwriting?*Doessheusetransitionsbetweenherideas?*Doeshervoicesoundconvincing(有说服力的)?*Doesshemakeacalltoactioninherlastpart?Let’sthinkHowcanweevaluateMilliewriting?Pre-writingOurenvironmentischangingfortheworse,soitistimeforustogogreen.Herearesomesimplestepstotake.Wecansavewaterbytakingshortershowersandturningoffthetapwhenwebrushourteeth.Weshouldalsoreusewaterifpossible.Inordertosavepower,weshouldturnoffthelightswhenweleavearoom.WeshouldalsoturnoffthepowerwhenourTVorcomputerisnotinuse.Someothergoodhabitscanhelpreducepollutiontoo.Weshouldnotuseplasticbags.Instead,weshouldtakeourownbagswhenshopping.Recyclingisalsoagoodwaytohelpreducepollution.Weshouldseparatewasteintodifferentgroupssothatitcanberecycled.Moreover,itisimportantforustodevelopagreenlifestyle.WeshoulddomoreexerciseandwatchlessTVanditisgoodtoplantsomeflowers.athome.Followthesesmallsteps,andwecanmakeabigdifferencetotheEarth!Let’sfindIntroductionMainbodyConclusionYourPlanetNeedsYou...ischangingfortheworse,soitistimeforusto...Herearesomesimplestepstotake.Wecan...by...whenwe...Weshouldalso...ifpossible.Inorderto...,weshould....Someothergoodhabitscanhelp...too.Weshouldnot....Instead,weshould......isasloagoodwaytohelp...Weshould...sothat...Moreover,itisimportantforusto...Itisgood/timeforusto...Followthesesmallsteps,andwecanmakeabigdifferencetotheEarth!Pre-writingUsefulexpressionsWecanborrowsomeusefulexpressionsfromthemodelandusethemdirectlyinourwritings.Pre-writingWorldWaterDay(March22nd)中文名:世界水日英文名:

WorldWaterDay节日时间:每年3月22日节日类型:公益性节日流行地区:全世界范围节日起源:解决因水资源需求上升而引起的全球性水危机节日意义:唤起公众的节水意识，加强水资源保护设定地点:纽约设立机构:联合国设定时间:1993年1月18日节水倡议:一水多用支持部门:联合国环境与发展大会Let’sreadPre-writingOpinionEndingSupportingfacts

1.Choosingatopic2.Collectingdetails

3.OrganizethemLet’sprepareTopicWhile-writingWriteyourownscriptaboutWorldWaterDay.______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Post-writingWhatmainideasshouldIinclude?HowshouldIorganizemydetails?DoIsoundinterestedinmytopic?HaveIusedthebestwords?Willreadersenjoymysentences?HaveIcheckedformistakes?Askyourself:Let’srevisePost-writingSamplewritingHowlongcanhumanbodygowithoutwater?Onlytwoorthreedays!Waterisoneofthemostimportantthingsintheworld.Weshouldtryourbesttosavewaterinourdailylife.Firstly,waterisbecominglessandless.That’swhyweencouragepeopletosavewatereverywhereitisused.It’seasytostopthewaterwhilebrushingourteeth,washingourhair,andsoapingup.Besidesthat,waterpollutionisgettingworseandworse.Weshouldnotonlystopthrowingdirtythingsintolakes,butalsostopothersfrompouringdirtywaterintorivers.Moreover,therainwatercanbecollectedforuseinwashroomsorgardens.It’salsowi