八年级英语下册Unit8AgreenworldGrammar课件2（新版）牛津版.ppt

Grammar,Unit8Agreenworld,TaskOne：ReviewingPassivevoiceinthesimplepresentandpasttenses,WhatisdonebypeopleinSwitzerlandtoprotecttheenvironment?,Litterisseparatedintodifferentgroups.,Someoftheclothesaresenttofactoriesforrecycling.,do/does,is/am/are+done,did,was/were+done,Passivevoiceinthesimplepresentandpasttenses,TaskOne：Reviewingsimplefuturetense,PeopleinSwitzerlandstartedtouseenergyfromthesun,wind,andwater.,Whydotheyusethesenewtypesofenergy?,Becausethesenewtypesofenergycostverylittleandwillneverrunout.,Simplefuturetense,Sotheyaregoingtousemoreofthesenewtypesofenergy.,Weusesimplefuturetensewhentheactionhasnttakenplaceyet.,TaskTwo:Passivevoiceinthesimplefuturetense,Switzerlandsgovernmenthasmanylawstoprotecttheenvironment.,WhatwillhappenifyoucutdownatreeinSwitzerland?,WewillbepunishedifwecutdownatreeinSwitzerland.,WhatwillhappenifyoudropalitterinapublicplaceinSwitzerland?,Wewillbefinedifwedropalitterinapublicplace.,Newenergyisusedtoreducepollution.,LesspollutionwillbeproducedinSwitzerland.,Peoplewillbepunishediftheydontfollowthelaws.,LesspollutionwillbeproducedbyusingnewenergyinSwitzerland.,Switzerlandwillbeprotectedbetterandbetter.,PassiveVoiceinthesimplefuturetense,PassiveVoiceinthesimplefuturetense,1.willdo,2.begoingtodo,Weusethepassivevoiceinthesimplefuturetensewhentheactionhasnottakenplaceyet.,willbedone,begoingtobedone,1.Mymumwillgivemeanewwatch.,Iwillbegivenanewwatchbymymum.,Iamgoingtobegivenanewwatchbymymum.,2.TheguidewillshowyouaroundSuzhou.,YouwillbeshownaroundSuzhoubytheguide.,YouaregoingtobeshownaroundSuzhoubytheguide.,Pleasetryyourbesttochangetheactivevoiceintopassivevoice.,3.Theyaregoingtotaketheboytohospital.,Heisgoingtobetakentohospitalbythem.,4.Wearegoingtoplantmoretrees.,Moretreesaregoingtobeplantedbyus.,Pleasetryyourbesttochangetheactivevoiceintopassivevoice.,Hewillbetakentohospitalbythem.,Moretreeswillbeplantedbyus.,Passivevoiceinsimplefuturetense,注意:主语是第一人称时,被动语态的一般将来时也可以用“shallbe+动词的过去分词”来表达。,Whatwillbedonetoprotectourenvironment?,EnvironmentWeekwillbeheld.,TaskThree：PracticeTalkingabouttheEnvironmentWeek,ThestudentsaretalkingaboutEnvironmentWeek.Helpthemmakesentencesusingpassivevoice,activities/inEnvironmentWeek/alotof/organize/aregoingto,AlotofactivitiesaregoingtobeorganizedinEnvironmentWeek.,design/posters/will/bySandy,PosterswillbedesignedbySandy.,toallthepeople/send/leaflets/inthetown/will,Leafletswillbesenttoallthepeopleinthetown.,aregoingto/hold/someoftheactivities/inthetownsquare,Someoftheactivitiesaregoingtobeheldinthetownsquare.,AlotofactivitiesorganizedEnvironmentWeek,PostersbedesignedbySandy,Leafletsbesenttoallthepeopleinthetown.,Someoftheactivitiesbeheldinthetownsquare.,LisaistellinghercousinHarryaboutashowthatwillbeheldinthisEnvironmentWeekonthephone.HelpLisaanswerHarrysquestionsusingthepassivevoice.,Lisa:Hi,Harry.Theresgoingtobeanenvironmentshowhere.Harry:Really?Whenistheshowgoingtobeheld?,TaskFour：Differentsentencepatternsofpassivevoiceinsimplefuturetense,Lisa:(1)_(thisFridayevening)Harry:Willtheshowbeheldatyourschool?Lisa:No,(2)_.(atthetownhall)Harry:Whowillbeinvitedtotheshow?,TheshowisgoingtobeheldthisFridayevening.,Theshowwillbeheldatthe,townhall,Lisa:(3)_(somefamouspeopleinourtown)Harry:Whatwillbedisplayedattheshow?Lisa:(4)_(videosaboutthepastandpresentofSunshineTown),Somefamouspeopleinourtownwillbeinvitedtotheshow.,VideosaboutthepastandpresentofSunshineTownwillbedisplayedattheshow.,Harry:Whatwillbediscussedattheshow?Lisa:(5)_(waysabouthowtoprotecttheenvironment),Waysabouthowtoprotecttheenvironmentwillbediscussedattheshow.,do/does,is/am/are+done,did,will/begoingtodo,was/were+done,willbedone,begoingtobedone,TaskFive:Passivevoiceinthreedifferenttenses：,Pollution,Pollutionisoneofthebiggestproblemsintheworldtoday.Inmanyplaces,rubbish(1)_(throw)intolakesandrivers,somanyofthem(2)_(pollute).,isthrown,arepolluted,Kittyiswritinganarticleaboutpollution.Helphercompletethearticleusingthepassivevoice.,Insomecities,theair(3)_(fill)withpollution.Thismakespeopleill,andmorepeople(4)_(hurt)inthefutureifitisnotcleanedup.Aswellaspeople,animals(5)_(harm)bypollution.Landandwaterpollutionkillsmanyanimalseveryyear.Ifwedonotacttoimprovetheenvironment,isfilled,willbehurt,areharmed,morelivingthings(6)_(kill)bypollution.However,thereissomegoodnews.Ashow(7)_(hold)atthetownhallthisFridayevening.Allofuswillhaveachancetothinkabouttheworldaroundus.Onthatday,we(8)_(show)howtoprotecttheenvironment.Ifweworktogether,wecanmaketheworldabetterplace.,willbekilled,willbeheld,willbeshown,TaskSix:WritingPractic