八年级英语下册Unit2PlantaPlantLesson7StoriesaboutSpring课件.pptx

,Thinkaboutit!,WhenisTreePlantingDayinChina?Whatarethebasicstepsforplantingatree?,植树节是一些国家以法律形式规定的以宣传森林效益，并动员群众参加造林为活动内容的节日。通过这种活动，激发人们爱林、造林的感情，提高人们对森林功用的认识，促进国土绿化，达到爱林护林和扩大森林资源、改善生态环境的目的。中国的植树节开始时是为纪念孙中山先生逝世，1979年2月23日，中国第五届全国人大常务委员会第六次会议决定，仍以3月12日为中国的植树节，以鼓励全国各族人民植树造林，绿化祖国，改善环境，造福子孙后代。,挖树坑,解草绳,树苗入坑,Howtoplantatree?,一次培土,提苗,围填,浸透水,二次培土,给树上支架,Words&expressions,holelargecoverfillstormdirtynorthernbottom,n.洞adj.大的；巨大的v.覆盖n.盖子v.装满；充满n.暴风雨adj.不干净的；肮脏的adj.北方的；北部的n.底部；最下部,1.Tolistenandunderstandtheconversationaboutplantingtrees.2.Tolearnsomeusefulwordsandexpressionstotalkabouthowtoplantatree.,Objectives,Words:dig,hole,large,cover,fill,storm,dirty,northern,bottom,Phrases:bytheway,wanttodo,turninto,forsure,inthebottomof,fillwith,IsupposeItstodo,Patterns:,ItsMarch12.LiMingandhisclassmatesareonahillside.Theyareplantingtreesasaschoolproject.Aworkeristherehelpingthem.LiMing:Excuseme,sir.Wearediggingahole.Isitbigenough?Worker:Maybeyoushouldmaketheholealittlebigger.Itmustbelargeenoughtoholdtherootsoftheseedling.LiMing:Isee.Thankyou.,Listenandread.,Worker:Now,puttheseedlinginside,covertherootsandfilltheholewithdirt.Thenpackthedirtaroundthenewtreewithyourfeet.WangMei:OK.Bytheway,thereisanothergroupofpeopledownthehill.Aretheyalsocomingtoplanttrees?Worker:Yes.Manypeopleareworriedbecausetheenvironmentischanging,andtheywanttodosomethingtohelp.,LiMing:Thesechangesareserious.Whenthereisaduststorminspring,itgetswindyanddirtyeverywhere.WangMei:Ms.Liutoldusthewindblowsthedirtandthesandherefromthenorth.Nothingcanstopthewindbecausetherearenotmanytreesleft.Worker:Exactly.Alotofrichlandsinthenorthernareahaveturnedintodesert.,LiMing:Isupposetreeplantingisveryimportantwork.WangMei:Forsure.Ireallylikethisproject.Itsalsoagreatwaytolearnaboutnature.Worker:Yes.Itsfunandimportanttoplantplants.Oh,andpleaseremembertoputalittlewaterinthebottomofthehole.,Readandanswer.WhatareLiMingandhisclassmatesdoingonMarch12?Theyareplantingtreesasaschoolproject.2.Whydomanypeoplecometoplanttrees?Becausetheenvironmentischangingandtheywanttodosomethingtohelp.3.Whatarethebasicstepsforplantingatree?Digahole,put