Unit 2 Plant a Plant Lesson 8 Why Are Plants Important 课件2.ppt

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1、Unit2PlantaplantLesson8WhyArePlantsImportantIfthereisnotreeintheworld,Then…But,ifweplantmoretrees.Then…Thinkaboutit:Whatplantsgrownearyourhome?Whydoweneedtrees?Doyouknow?season→reason[si:zn][ri:zn]eatmeatheatwheat→→→[hi:t][wi:t]bigpigdig→→[dig]→digaholeanythingsomethingnothing→Heatisakindofenergy原因

2、，理由热，加热没有东西→挖能量madeshade[ʃeid]airplaneair[eə]pleasepleasant[pleznt]betweenamong→→→→阴凉处空气adj使人愉快的两者之间三者以上intheshadeLanguagepoints:1.somany/much/few/little+名词Therearesomanystudentsinourschool.Ihavedrunksomuchwater.2.It’spleasanttodo做……很愉快It’spleasanttotalkwithourfriends.3.niceand+adj/adv很，挺，…….得很It’s

3、niceandhotinsummer4.takeenergyfrom从……获取能量Allplantstakeenergyfromthesun5.inaword总之，一句话Inaword,ourteacherlovesallofus.6.beimportantto对……很重要Studyinghardisimportanttothestudents.7.carry…away带走Thefloodcarriedplentyofsoilawayinsummer.bemadefrom由……制成（看不出原料）bemadeof由……制成（能看出原料）Thedesksaremadeoftrees.Paperi

4、smadefromtrees.Functionsoftrees(plants)Shelter:1.Manyanimalsliveintheforest.2.Peopleusewoodfromtreestobuildhousesandfurniture.Foodormedicine:1.PeoplecaneatplantsOrusethemasmedicine.2.Animalseatthefruitsfromthetrees.Clothingandschoolthings:1.Peoplecanmakeclothingfromplants2.Books,papers,pencilsandEr

5、asersallcomefromplantsEnvironment:1.Plantshelpmaketheaircleanandfresh.2.Theplantscoverthesoilandcanstopthedust.Thankyou