Unit2PlantaPlant!Lesson8WhyArePlantsImportant?1

學(xué)習(xí)目標(biāo)2

新課導(dǎo)入3

新課講解

4

當(dāng)堂小練5

課堂小結(jié)目錄contentsMasterthenewwordsandphrases，themeaningoftext.Whydoweneedplants？Inourdailylife，whyareplantsimportant?LettheSscanlearntoprotectthetreesandplants.學(xué)習(xí)目標(biāo)思考1.Howmanykindsoftreesdoyouknow?2.Doyouknowtheimportanceoftrees?新課導(dǎo)入思考Whydoweneedtrees?(1)Cleantheair.(2)Situnderatreeintheshade.(3)Thetreesandplantstakeenergyfromthesunandturnitintofood.(4)Medicineandclothingaremadefromtreesandplants.(5)Manyanimalsliveintheforestandeatthefruitfromthetrees.(6)Coverthesoil.(7)Plantsmakeeverythinglookbeautiful.Danny,JennyandBrianarewalkinginaforest.Jenny:Ilovethisforest.Therearesomanytreesandplants.Theair

isalwayscleanandfresh.Brian:Yes.Treesandotherplantshelpcleantheair.Listenandread.新課講解Jenny:That’strue.It’spleasanttowalkintheforest.Whenthe

weatherissunnyandhot,youcansitintheshadeunder

atree.It’sniceandcool.Danny:I'mhungry!MaybeIcaneataplant.Brian:Sure,Danny!Look,thereisanappletreeoverthere!Danny:Isthereadonuttree?Brian:Donutsdon’tgrowontrees!Jenny:Treesandotherplantsareimportanttopeople.Theyhelpus

fulfillourbasicneeds.Brian:That’sforsure.Peopleusetreesandother

plantsinmanyways.Thetreesandplants

takeenergyfromthesunandturnitintofood.Medicineandclothingarealsomadefromtreesandplants.Jenny:Theforestisimportanttoanimals,too.Manyanimalslivein

theforestandeatthefruitfromthetrees.Theyeatother

plants,too.Brian:Andplantscoverthesoil.Thatway,thewindandwater

don’tcarrythesoilaway.Plantsalsomakeeverything

lookbeautiful.Danny:Inaword,wecan’tlivewithoutplants!Languagepoint1It’spleasanttodo…做….很愉快e.g.It’spleasanttoliveinbeautifulsurroundings.生活在優(yōu)美的環(huán)境里是令人愉快的。e.g.That’sbecausebeautifulhandwritingcangivesomeoneagoodimpressionandalsoit’spleasanttoread.這是因?yàn)槊利惖墓P跡，可能給別人留下良好的印象，并且愉快的閱讀。pleasant指一般性的好，強(qiáng)調(diào)所修飾對(duì)象所具有的品質(zhì)使人覺

得好玩、有趣、舒服，含有客觀性。e.g.Wehadaverypleasanttimeattheirhouselastnight.昨晚我們?cè)谒麄兗疫^得很愉快。e.g.Ihopeyouwillhaveapleasantholiday.我希望你過一個(gè)愉快的假日。pleased只用于人，不用于物，指某人滿足了自己的愿望而感到高興。e.g.I’mverypleasedyoucancome.Languagepoint2Theyhelpusfulfillourbasicneeds.help(sb.)(to)dosth.幫助（某人）做某事，其中to可以省略e.g.Thecleanerhelpscleanthefloor.這臺(tái)除垢器有助于清潔地板。helpsb.withsth.(在某方面幫助某人)常與helpsb.(to)dosth.(幫助某人做某事)進(jìn)行同義句轉(zhuǎn)換。e.g.JacklikestohelphissisterlearnEnglish.=JacklikestohelphissisterwithEnglish.杰克喜歡幫助他的妹妹學(xué)習(xí)英語。Languagepoint3Medicineandclothingarealsomadefromtreesandplants.bemadefrom

由……制成bemadefrom與bemadeofbemadefrom從成品中看不出原材料，制成物已改變了原材料的性質(zhì)。Thecakeismadefromamixtureofflour,sugarandeggs.這個(gè)蛋糕是由面粉、糖和雞蛋的混合物做成的。bemadefrom從成品中看不出原材料，制成物已改變了原材料的性質(zhì)。Thedesksaremadeofwood.這些桌子是由木頭制成的。Inaword,wecan’tlivewithoutplants!inaword總而言之，相當(dāng)于inoneworde.g.Inaword,Ican’tgooutasIhavemanythingstodo.總而言之，我不能出去，因?yàn)槲矣性S多事情要做。與word有關(guān)的其他短語：haveawordwith與……談一談CanIhaveawordwithyou？我能和你談一談嗎？havewordswith...與……爭(zhēng)吵Hehadwordswithhiswifelastnight.昨晚他和他的妻子吵了一架。inotherwords換言之；換句話說Inotherwords,you’llcomeinsteadofhim.Right?換句話說，你將代替他來。對(duì)嗎？1Readthelessonandticktheitemsmentioned.□Peoplecaneatplantsorusethemasmedicine.□Plantshelpmaketheaircleanandfresh.□Manyanimalsliveintheforest.□Books，paper，pencilsanderasersallcomefromplants.√√√Let’sDoIt!□Animalseatthefruitfromthetrees.□Theplantscoverthesoilandcanstopthedust.□Whentheweatherissunnyandhot，peoplecansitintheshadeunderatree.□Theplantsmakeeverythinglookbeautiful.□Peopleusewoodfromtreestobuildhousesandfurniture.√√√√Completethepassagewiththecorrectformsofthewordsinthebox.Therearemanytreesandplants.It’s________towalkintheforest.Whentheweatherissunnyandhot，youcansitinthe_______underatree.Treesandotherplantsareoneofour________needsforlife.Manythingsaremadefromtreesandplants.Mostanimalsliveinthe________andeatthefruitfromthetrees.Andplants________thesoil.Thatway,thewindandwaterdon’tcarrythesoilaway.pleasantshadebasicforest(s)coverbasic

shade

forestcover

pleasant2Workinpairs.Thinkaboutwhyweneedplants.Discussitandfillinthemindmap.YoucanusesomeideasfromActivity1.Environment：____________________Clothingandschoolthings：_____________________Shelter：______________Foodormedicine：____________________Functionsoftrees(plants)3一、詞語運(yùn)用1．Foodisour________(基本的)need.2．Theyhavea________(令人愉快的)trip.3．Peopleliketohavearestinthe________(陰涼處)ofthetree.4．Treesandotherplantshelpus________(滿足)someneeds.5．Theairisalwayscleanandfreshinthe________(森林)．basicpleasantshadefulfillforest(s)當(dāng)堂小練二、單項(xiàng)選擇Plantscoverthesoil.Thenthewindandwaterdon’tcarrythesoil___.A.inB.outofC.awayD.on2.Aretheremanytrees___?A.wheredoyouliveB.youlivewhereC.whereyoulive