Unit2PlantaplantLesson8WhyArePlantsImportant?Warm-up1Presentation2LanguagePoints3Exercise4内容结构Warm-upTalkaboutthequestionsWhatplantsgrownearyourhome?Whydoweneedplants?airn.空气，天空shaden.树荫PresentationLearnsomenewwordsnothingpron.没有东西，没有事情diev.死（die-died-died,dying）energyn.能量heatn.&v.热，加热bamboon.竹子kilogramn.千克Readtogether1Readthelessonandticktheitemsmentioned.Peoplecaneatplantsorusethemasmedicine.Plantshelpmaketheaircleanandfresh.Manyanimalsliveintheforest.Books,paper,pencilsanderasersallcomefromplants.Animalseatthefruitfromthetrees.Theplantscoverthesoilandcanstopthedust.Whentheweatherissunnyandhot,peoplecansitintheshadeunderatree.Theplantsmakeeverythinglookbeautiful.Peopleusewoodfromtreestobuildhousesandfurniture.2Completethepassagewiththecorrectformsofthewordsinthebox.Therearemanytreesandplants.It’s________towalkintheforest.Whentheweatherissunnyandhot,youcansitinthe______underatree,Treesandotherplantsareoneofour_____needsforlife.Manythingsaremadefromtreesandplants.Mostanimalsliveinthe_____andeatthefruitfromthetrees.Andplants_____thesoil.Thatway,thewindandwaterdon’tcarrythesoilaway.basicshadeforestcoverpleasantpleasantshadebasicforestcover3Workinpairs.Thinkaboutwhyweneedplants.Discussitandfillinthemindmap.YoucanusesomeideasfromActivity1.Functionoftrees(plants)Foodormedicine:______Shelter:______Clothingandschoolthings:______Environment:____1.Donutsdon’tgrowontrees!ontrees“在树上”onthetree树本身的东西，长在树上。inthetree外来的东西，不是树本身的东西Languagepoints例：树上有几只鸟。Therearesomebirdsinthetree.树上有很多苹果。Therearemanyapplesonthetree.看!风筝在树上。Look!Thekiteisinthetree.2.Thenwecansitunderatreeintheshade.intheshade“在阴凉处”类似短语inthesuninthelight在阳光下在灯光下3.Allplantstakeenergyfromthesunandmakeitintofood.make…into…“把…制成…”例：我们可以把树制成纸.Wecanmakethetreeintopaper.我们可以把棉花制成布料.Wecanmakecottonintocloth.make被动语态的短语bemadefrom由(看不出原料)制成bemadeof由(看出原料)制成bemadeby被(某人)制造bemadein在(某地)制造4.Withoutfood,theywouldhavenothingtoeatandtheywoulddie.without介词“没有”例：他没有吃早饭就去上学了。Hewenttoschoolwithoutbreakfast.他没说再见就走了。Heleftwithoutsayinggood-bye.Whyareplantsimportant?•Treeshelp_____theair.•Trees____usfood.•Wecan______thingswithtrees.•Wecan___underatree.•We_____booksfromtrees.•Manyanimals____intrees.cleangivebuildsitmakelive1.Allplantstakeenergy______thesunandmakeit______food.A.to;fromB.into;toC.from;toD.from;intoExercise2.Plantscoverthesoil.Thenthewindandwaterdon’tcarrythesoil___.A.inB.outofC.awayD.on3.Pandaseat___.A.pandasB.grassC.dinosaursD.bamboo4.Iwouldfail___yourhelp.A.inB.withC.withinD.withoutHomework:1.Finishtheactivitybookandthepractice.2.Copythenewwordsandphrasestwice.
