仁爱版英语八年级_unit4_topic_1_section_C.PPT

,Review,1.Tigers_(以.为食)themeat.2._(众所周知),dogsareourfriends.3.他和好朋友一起分享这个美味的蛋糕。He_thedeliciouscake_hisgoodfriends.4.Dont_(玩耍)thefire.5.Therearefive_(goose)andtwo_(fox)onthefarm.,Practice,feedon,Asweknow,sharedwith,playwith,geese,foxes,Unit4OurworldTopic1Plantsandanimalsareimportanttous.SectionC,rainforest雨林forest森林,/reinf:rst/,/f:rst/,Whatareintherainforest?,Learnthenewwords,earthn.地球，泥土，大地,/:/,surface表面,/s:fs/,woodn.木头，木材；woods树木，森林,rubbern.橡胶,/rb/,/wud/,sean.海洋oceann.海洋,/si:/,/n/,/drp/,dropn.滴v.掉下,laken.湖泊,/leik/,Pre-readingquestions,Whatdoyouthinkoftherainforest?,2.Rainforestsareimportanttous,arentthey?,Listenandmarktrue(T)orFalse(F)accordingto1a.,()1.Rainforestscoverhalfoftheearthssurface.()2.Wecanseeeverythingclearlyinrainforests.()3.Rainforestscangiveusmanyusefulthings.()4.Inrainforestsalltheanimalsliveontheground.()5.Withoutrainforests,theenvironmentwouldbecomequiteterrible.,F,F,T,F,T,/kv/,Read1aandfinishtheexercises,()1.Whatdoes“cover”meaninthispassage?A.setupB.spreadoverC.haveD.form()2.WecantgettheanswertoQuestion_fromthepassage.A.Whatareinrainforests?B.Whyarerainforestsimportanttous?C.Whatcanwegetfromrainforests?D.Whatshouldwedotoprotectrainforests?,B,D,/prtekt/v.保护,3.Whyarerainforests“thelungoftheearth”?4.Whatsthemainideaofthepassage?,A.Theplantsintheforestshelptomaketheairfresher.B.Theyalsohelptocontroltheclimate.C.Theygiveuswoods,rubber,fruit,medicineandsoon.D.BothAandB.,A.Weshouldprotecttherainforests.B.Therearemanyanimalsintherainforests.C.Therearelotsofplantsintherainforests.D.Rainforestsarebecomingsmallerandsmaller.,/mein/,D,A,Thousandsandthousandsofanimalsliveinrainforests.,成千上万的,成百上千的成百万上千万的，数以百万计的,hundredsof,millionsof,Keypoints,_visitorscometotheGreatWalleveryyear.FivethousandsofB.ThousandsofC.Thousandof,B,Butnowrainforestsarebecomingsmallerandsmaller.,越来越小,“形容词比较级+and+形容词比较级”或“moreandmore+多音节形容词原级”,Theweathergets_.,中国越来越美丽。,Chinais_.,Keypoints,e.g.天气变得越来越暖和了。,warmerandwarmer,moreandmorebeautiful,Rainforestscover6%oftheearthssurface.,rainforests6%,theearthssurface,Rainforests,covern.盖子、封面v.覆盖coverwith遮盖becoveredwith被.所覆盖,Theplantsintheforestshelptomaketheairfresher.,Rainforests,Rainforestscanhelptocontroltheclimate.,/kntrl/,Therainforestscangiveuswood,rubber,fruit,medicineandsoon.,Rainforests,maketheairfreshercontroltheclimategiveuswoods,rubber,fruit,medicineandsoon,1CPairWork,Theimportanceofrainforests,feed,fresh,rubber,small,on,control,meatTherearealotoftreesaroundus.Thetreescanhelptomaketheair_andcleaner.Theycanalsohelpto_theweather.Theyprovide(提供)humanswithfood,_,medicineandotherthings.Becauseofthetrees,manyanimalscanlive_theearth.Butpeopleoftencuttreesdowninlargenumbers.Theforestsarebecomingmuch_thanbefore,soweshouldprotectthemwell.,用所给词的适当形式填空，其中有两项多余。,control,rubber,on,smaller,fasher,Lookandsay,Whatcoversmostpartsoftheearth?Water.Itsinrivers,lakes,seasandoceans.,Answerthequestion:,2bCompletethepassageaccordingto2a.,Wateris_toalllivingthings.All_and_needwater._alsoneedwatertodrink,tocookand_._water,therecouldbenolifeonearth.Sowemustsavewater.,important,plants,animals,Humans,to,clean,Without,Infact,watermakesupthelargestpartofthehumanbody.,1.Infact实际上，事实上2.makeup组成，构成，占3.large-larger-largest4.partof.的部分mostpartof绝大部分,Keypoints,Watercoversmostpartsoftheearth.,LanguagePoints,Infact,watermakesupthelargestpartofthehumanbody.,1.Infact实际上，事实上2.makeup组成，构成，占3.large-larger-largest4.partof.的部分mostpartof绝大部分,3Numberthefollowingsentences.,Springiswarm.Itsthebestseasontoplantatree.()Putthetreeintheholeandkeepitstraight.()Filltheholewithearthandmaketheearthhardwithyourfeet.()Digaholeintheearthandmakesuretheholeisdeepenoughforatree.()Waterthetree.Ifeverythingisok,thetreewillgrownewleavesafewdayslater.,1,2,3,4,Retellhowtoplanttreesaccordingtothepictures.,Task,1.Youshoulddrink_(大量)boiledwater.2.Water_(必需)alllivingthings.3.Watercovers_(绝大部分)theearth.4.Water_(构成)thelargestpartofthehumanbody.,Practice,plentyof,isnecess