【文档说明】清华版英语五年级下册《UNIT 3 THE ENVIRONMENT AND US LESSON 19》PPT课件2(共18页).ppt，共(18)页，3.650 MB，由小喜鸽上传

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UNIT3THEENVIRONMENTANDUSLESSON19Let’sprotectthetreesTreesareimportantinmanyways.Treesareimportanttoan

imals.Monkeysandsquirrelsspendmuchoftheirtimeintrees.Birdsmaketheirhomesintrees.Catsclimbuptreeswhendogschas

ethem.Treesareimportanttotheenvironment.Theycleantheairandwater.TheygiveusshadeandkeeptheEarthcool.They

helpslowdownthewindandsandfrommoving.Sadly,peoplecutdownmanytreesintheforests.Theyusethelandtogrowcrops.Whatd

oyoulearnfromthisstory?Talkwithyourfriends.GameTime!记忆大比拼！老师将单词卡片按照随意顺序摆好，学生记忆，之后老师随意打乱顺序，学生根据记忆将单词还原。Homework1.Rememberthes

enewwords.2.Readthedialoguetoyourparents.