冀教 八下 英语 Unit 2《Lesson 8 Why Are Plants Important》课件

Unit2PlantaPlant!Lesson8WhyArePlantsImportant?同学们，上一课学习的单词你们都掌握了吗？现在大家来检验一下，点击下面的音频开始听写吧！词汇听写课文导入Answerthefollowingquestion:1.Howmanykindsoftreesdoyouknow?2.Doyouknowtheimportanceoftrees?课文呈现THINKABOUTIT·Whatplantsgrownearyourhome?·Whydoweneedtrees?Danny,JennyandBrianarewalkinginaforest.Jenny:Ilovethisforest.Thereareso

manytreesandplants.

①Theairisalwayscleanandfresh.Brian:Yes.Treesandotherplantshelpcleantheair.温馨提示：此符号表示“考点精讲”链接。课文呈现Jenny:That’strue.It’spleasanttowalkintheforest.②Whentheweatherissunnyandhot,youcansitintheshadeunderatree.③It’sniceandcool.Danny：I’mhungry!MaybeIcaneataplant!Brian：Sure,Danny!Look，thereisanappletreeoverthere!Danny：Isthereadonuttree?Brian：Donutsdon’tgrowontrees!Jenny：Treesandotherplantsareimportanttopeople.Theyhelpusfulfillourbasicneeds.④

课文呈现Brian：That’sforsure.Peopleusetreesandotherplantsinmanyways.Thetreesandplantstakeenergyfromthesunandturnitintofood.⑤Medicineandclothingarealsomadefromtreesandplants.⑥Jenny：Theforestisimportanttoanimals,too.Manyanimalsliveintheforestandeatthefruitfromthetrees.Theyeatotherplants,too.Brian:Andplantscoverthesoil.Thatway,thewindandwaterdon’tcarrythesoilaway.⑦Plantsalsomakeeverythinglookbeautiful.Danny:Inaword,

wecan’tlivewithoutplants！

⑧课文呈现Readthelessonandticktheitemsmentioned.□Peoplecaneatplantsorusethemasmedicine.□Plantshelpmaketheaircleanandfresh.□Manyanimalsliveintheforest.□Books，paper，pencilsanderasersallcomefromplants.□Animalseatthefruitfromthetrees.□Theplantscoverthesoilandcanstopthedust.□Whentheweatherissunnyandhot，peoplecansitintheshadeunderatree.□Theplantsmakeeverythinglookbeautiful.□Peopleusewoodfromtreestobuildhousesandfurniture.√

√

√

√

√

√

√

课文呈现2)Completethepassagewiththecorrectformsofthewordsinthebox.Therearemanytreesandplants.It’s__________towalkintheforest.Whentheweatherissunnyandhot，youcansitinthe_______underatree.Treesandotherplantsareoneofour________needsforlife.Manythingsaremadefromtreesandplants.Mostanimalsliveinthe________andeatthefruitfromthetrees.Andplants________thesoil.Thatway,thewindandwaterdon’tcarrythesoilaway.pleasantshadebasicforest(s)coverbasic

shade

forestcover

pleasant课文呈现3)Workinpairs.Thinkaboutwhyweneedplants.Discussitandfillinthemindmap.YoucanusesomeideasfromActivity1.Environment：____________________Clothingandschoolthings：_____________________Shelter：____________________Foodormedicine：____________________Functionsoftrees(plants)考点精讲①Therearesomanytreesandplants.so/səʊ/adv.如此；那么e.g.Ihavesomanythingstodoeveryday.我每天有那么多的事情要做。I’msorrytogiveyousomuchtrouble.对不起，给你添了这么多麻烦。考点1somany如此多，修饰复数名词somuch如此多，修饰不可数名词考点精讲“如此、这样”各不同so修饰形容词或副词so+形容词或副词so+形容词+a/an+单数名词so可以用来修饰“many/much/few/little+名词”，such不能这样用such修饰名词（短语）sucha/an+形容词+单数可数名词；such+形容词+复数名词或不可数名词辨析：so,such考点精讲e.g.Thisissoimportantamatch.这是一场那么重要的比赛。Ihadneverseensuchagoodmatchbeforethatday.那天以前我从未看过这样好的比赛。Don’tmakesomuchnoise!别制造那么多噪音！中考在线1：Wehave_____timethatwecanfinishtheworkverywell.[天水]A.suchmuchB.somanyC.somuchD.suchmanyC返回温馨提示:可返回原文考点精讲②It’spleasanttowalkintheforest.pleasant/'pleznt/adj.使人愉快的；舒适的考点2pleasedadj.高兴的pleasantadj.令人愉快的pleasuren.快乐pleasingadj.令人满意的考点精讲①pleasant既可作表语也可作定语，多用于描述人或事物的性质②pleased多描述人的感情，表示“某人对某事(或某人)感到高兴的或满意的”。辨析：pleasant与pleasede.g.Thisisapleasantjourney.这是个令人愉快的旅行。Ifyoujumpthequeue,otherswillnotbepleased.如果你插队，别人会不高兴的。考点精讲中考在线2：Comparedwitha1-dayweekend,a2-dayweekendis_____aswemayhaveenoughtimeforourhobbies.[南通]A.morepleasantB.lesspleasantC.themostpleasantD.theleastpleasantA中考在线3：—Couldyoupleasehelpmelookaftermypetdog?Iwillbeawayforabouttwoweeks.—_______!Iwilltakegoodcareofit.[广元]A.WithpleasureB.YouarekiddingC.NowayA返回考点精讲③Whentheweatherissunnyandhot,youcansitintheshadeunderatree.shade/ʃeɪd/n.(anareathatisdarkandcoolunderorbehindsth.,forexampleatreeorbuilding,becausethesun’slightdoesnotgettoit)树阴；阴凉处e.g.Somegirlsareplayinggamesintheshade.一些女孩正在树阴下玩游戏。考点3intheshade在树阴下；在阴凉处返回考点精讲④Theyhelpusfulfillourbasicneeds.help(sb.)(to)dosth.帮助（某人）做某事e.g.Thecleanerhelpscleanthefloor.这台吸尘器有助于清洁地板。JacklikestohelphissisterlearnEnglish.=JacklikestohelphissisterwithEnglish.杰克喜欢帮助他的妹妹学习英语。考点4其中to可以省略helpsb.withsth.(在某方面帮助某人)常与helpsb.(to)dosth.(帮助某人做某事)进行同义句转换。考点精讲basic/ˈbeɪsɪk/adj.基本的；基础的e.g.Thesearethebasicrulesofplayingbasketball.这些是打篮球的基本规则。DrumsarebasictoAfricanmusic.鼓是非洲音乐的基本乐器。考点5basic在句中可作定语或表语，常与介词to连用。返回考点精讲⑤Thetreesandplantstakeenergyfromthesunandturnitintofood.take...from...从……获取……e.g.Wecantakeenergyfromthefoodanddrinks.我们能从食物和饮料中获取能量。考点6from是介词，后面可接名词、代词或动名词。返回考点精讲⑥Medicineandclothingarealsomadefromtreesandplants.[高频]bemadefrom由……制成考点7①bemadefrom从成品中看不出原材料，制成物已改变了原材料的性质。②bemadeof由……制成，指从原料到制成品，原有性质不变。辨析：bemadefrom与bemadeof考点精讲e.g.Thecakeismadefromamixtureofflour,sugarandeggs.这个蛋糕是由面粉、糖和鸡蛋的混合物做成的。Thedesksaremadeofwood.这些桌子是由木头制成的。中考在线4：Yourglovesshouldbemade______leather,fortheyfeelsoftandsmooth.[宿迁]A.inB.onC.forD.ofD返回考点精讲⑦Thatway,thewindandwaterdon’tcarrythesoilaway.carry...away把……带走/搬走e.g.