2025年春冀教版八年级下册教学课件 U 2 Lesson 7 Planting Trees

Unit2PlantaPlant!Lesson7PlantingTrees1

学习目标2

新课导入3

新课讲解

4

当堂小练5

课堂小结目录contentsMasterthenewwordsandphrases,understandthemeaningoftext.Learnabouthowtoplantatree.Whyweshouldplanttrees?Howtoprotecttheenvironmentinourdailylife?学习目标思考•Whatarethebasicstepsforplantingatree?•WhenisTreePlantingDayinChina?新课导入It’sMarch12.LiMingandhisclassmatesareonahillside.Theyareplantingtreesasaschoolproject.Aworkeristherehelpingthem.LiMing:Excuseme,sir.Wearediggingahole.Isitbigenough?Listenandread.新课讲解Worker:Maybeyoushouldmaketheholealittlebigger.Itmustbelargeenoughtoholdtherootsoftheseedling.LiMing:Isee.Thankyou.Worker:Now,puttheseedlinginside,covertherootsandfilltheholewithdirt.Thenpackthedirtaroundthenewtreewithyourfeet. WangMei:OK.Bytheway,thereisanothergroupofpeopledownthehill.Aretheyalsocomingtoplanttrees?Worker:Yes.Manypeopleareworriedbecausetheenvironmentischanging,andtheywanttodosomethingtohelp.LiMing:Thesechangesareserious.Whenthereisaduststorminspring,itgetswindyanddirtyeverywhere.WangMei:Ms.Liutoldusthewindblowsthedirtandthesandherefromthenorth.Nothingcanstopthewindbecausetherearenotmanytreesleft.Worker:Exactly.Alotofrichlandsinthenorthernareahaveturnedintodesert.LiMing:Isupposetreeplantingisveryimportantwork.WangMei:Forsure.Ireallylikethisproject.It’salsoagreatwaytolearnaboutnature.Worker:Yes.It’sfunandimportanttoplantplants.Oh,andpleaseremembertoputalittlewaterinthebottomofthehole.Languagepoint1fill…with…用…….填满e.g.Fillthepotswithearth.在花盆里装满泥土。e.g.Hefilledthebottlewithwine.他用酒装满了那只瓶子。befilledwith被……充满/塞满e.g.Butthenewroadsandstreetswillbefilledwithmanycarsandbusessoon.

但是不久，新的道路又将被很多公共汽车和小汽车塞满。Languagepoint2Maybeyoushouldmaketheholealittlebigger.make+sb./sth.＋宾补使某人/某物……名词作宾语补足语e.g.Theymadehimcaptain.他们选他当队长。形容词作宾语补足语e.g.

Thenewsmadehimsad.那条消息使他悲伤。动词原形（不带to的动词不定式）作宾语补足语e.g.Hemademerepeatit.他让我将它重述一遍。过去分词作宾语补足语e.g.WhenIfirstcametoNewYork,Ihadalotoftroublemakingmyselfunderstood.我刚到纽约时，想让别人听懂我的话非常困难。makesb.dosth.的被动形式为sb.bemadetodosth.(某人被迫做某事)e.g.Thechildrenmustbemadetocleantheirownroom.必须叫孩子们打扫他们自己的房间。Languagepoint3Oh,andpleaseremembertoputalittlewaterinthebottomofthehole.辨析：remembertodosth.与rememberdoingsth.remembertodosth.记住去做某事e.g.I’llremembertomailtheseletters.我会记得去寄这些信。remembertodosth.记得要做某事(事情还未做)Whenyouleavetheroom,remembertoturnoffthelight.当你离开房间的时候记得要关灯。rememberdoingsth.记得做过某事(事情已经做了)Mysisterrememberedlockingthedoor.我妹妹记得锁过门了。2.Theyaskedateacherforhelp.()3.LiMingsawanothergroupofpeopleonthehillside.()4.WangMeireallylikedtheproject.()1Let’sDoIt!

Readthelessonandwritetrue(T)orfalse(F).1.LiMingandWangMeiwerehavingapicniconafarm.()FFTTFillintheblankswiththewordsinthebox.Thenputthestepsforplantingatreeinthecorrectorder.bottomholearoundcoverrootsPutthe______oftheseedlingintothehole.Putalittlewaterinthe_______ofthehole.rootsbottom5______therootsandfilltheholewithdirt.Packthedirt_______thenewtreewithyourfeet.Diga_____bigenoughtoholdtherootsoftheseedling.Coveraroundhole21342Completethepassagewiththemissingphrases.A.theGreenGreatWallB.plantingmoretreesC.duststormsD.thenorthernpartTheGreenGreatWallwasbuiltacross________________ofthecountry.WhatistheGreenGreatWall?Itismadeupofstripsofhuman-plantedforest.D.thenorthernpart3Eachyear______________blowalotofsoilofftheland.Thingsaregettingmoreandmoreserious.About3600squarekilometresofgrasslandaretakenbytheGobiDeserteveryyear.TheGreenGreatWallprojectstartedin1978.By_____________________,peopleholdbacktheexpansionofthedesertandraisenorthernChina’sforestcoverageby5%to15%.Bytheyear2050,_______________________willbeabout2800mileslong.C.duststormsB.plantingmoretreesA.theGreenGreatWall一、用方框中所给词(组)的适当形式填空1．—Areyougoingtotakepartinthespeechcompetition?—That's________.It'stoogoodachancetomiss.2．____________,isthereabanknearhere?forsurenorth

bytheway

turninto

forsure

fillwithBytheway当堂小练3．Thetrafficisheavynow.Thestreetsareoften__________toomanycars.4．Thehazeoftenhappensinthe________partofChina.5．Inthesun,theiceintheglasswill________water.filledwithnorthernturninto当堂小练二、单项选择1．Whatcanwecovertheroof________？Therainistooheavy.A．inB．withC．ofD．for2．Thereisafish