仁爱版英语八年级上册 Unit4 Topic1 SectionC

Unit4OurWorldTopic1What’sthestrongestanimalonthefarm?SectionCByMissLeeLookatthepictures:Doyouknowwhattheyare?Learningaims:•1.Learnsomenewwordsandnewphrases:cover,thousandsof,playanimportantrolein(doing)sth.•2.Learnsomeusefulsentences:Rainforestsareveryimportanttous./Withoutrainforests,manybeautifulplantsandanimalswoulddieout……•3.Goonlearningthecomparativeandsuperlativedegreesofadjectives;[Teachingkeypoint]•4.Describenaturalresourcesandrealizetheimportanceofenvironmentprotection.[Teachingdifficultpoint]Lookatthepicturesandcheckwhichquestionsthepassagecananswer.Thencheckyourguess.1.Whatarerainforests?2.Howmanyanimalsarelivinginrainforests?3.Wheredoanimalsliveinrainforests?4.Whatcanwegetfromrainforests?5.Whyarerainforestsimportanttous?Watchtheflashof1a，knowsomethingaboutrainforests.Youshouldunderlinethekeywords,phrasesandsentences.1aLearningaims:•1.Learnsomenewwordsandphrases:cover,thousandsof,playanimportantpartin……•2.Learnsomeusefulsentences:Rainforestsareveryimportanttous.Withoutrainforests,manybeautifulplantsandanimalswoulddieout……•3.Goonlearningthecomparativeandsuperlativedegreesofadjectives;(Importantpoint)•4.Describenaturalresourcesandrealizetheimportanceofenvironmentprotection.(Difficultpoint)rainforestsintheworldRainforestscover(=spreadover)6%oftheearth’ssurface.Thousandsandthousandsofanimalsliveinrainforests.Manyofthemliveinthetreesover30metersfromtheground.1.thousandsof成千上万的（数以千计的）类似的表达方式：hundredsof成百上千的（数以百计的）millionsof数以百万计的注意：㈠表达具体数字时不可使用s形式。如：两百本书twohundredbooks㈡用复数形式时常跟of如：数百本书hundredsofbooksLanguagepointsLanguagepoints2.Theyplayanimportantpartincontrollingtheclimate.注：playanimportantpartin在......中扮演重要的角色Friendsplayanimportantpartinourlife.翻译：朋友在我们的生活中扮演着重要的角色.3.Butnow,rainforestsarebecomingsmallerandsmaller…1.smallerandsmaller越来越小•比较级+and+比较级越来越…如：Theweatheriscolderandcolder2.注意：多音节形容词在表示“越来越…”时，常用•结构是：moreandmore+形容词原形•如：越来越漂亮moreandmorebeautifulListento1aandcompletethetable.Thencheckwithyourpartner.Featureofrainforests1.inthe______partsoftheworld2._______groundandalways____and____inthem3.cover____oftheearth’s_______4.giveahometomanybeautiful______and________Importanceofrainforests1.maketheair_______and________2._____thewaterandkeepthewater______3.controlthe________4.keepthebeautyof________5.giveus______,______,fruit,________andsoonhotwetdarkhot6%surfaceplantsanimalsfreshercleanerholdcyclingclimatenaturewoodfoodmedicine1bDesignofthepassage•RainforestsFeaturesofrainforestsImportanceofrainforestsAllowstudentstoanswerAllowstudentstoanswerHowtoprotecttherainforests?1cRead1aagainandanswerthequestions.1.Whatdoestheword“cover”meaninParagraph1?2.Whyarerainforeststhelungsoftheearth?Itmeans“覆盖”.Becausetheplantsintheforestshelptomaketheairfresherandcleaner.1cReadagainandanswerthequestions.3.Whyshouldweprotectrainforestswell?4.Canyouguesswhatthenextpartofthepassagewilltalkabout?Becausetheyhelptoholdthewaterandkeepthewatercycling.Theyplayanimportantpartincontrollingtheclimate.Yes.Thenextpartmaytalkaboutwhatweshoulddotoprotectrainforests.Discussthepicturesingroupsabouthowtoprotectrainforests.showandtellpeopleabout…doanythingwecan，suchas…askpeoplenotto…askpeoplenottocut…1.Learntodescribethesituationofrainforestsandtheimportancetotheearth.2.Talkabouthowtoprotectrainforests.3.usefulphrases:thousandsofcontroltheclimateplayanimportantpartin(doing)sth.smallerandsmallerFeedback&Consolidation•1.Thereareabout____studentsinourschool.A.threethousandB.threethousandsC.threethousandof2.Assummeriscoming,thedayisbecoming___.A.longandlongB.longerandlongerC.colderandcolder3.Weshouldplantmoretreesbecausetheyplayanimportant___inprotectingtheenvironment.A.partB.gameC.tapeD.sport•Areyouright?Homework•Writeashortpassageabouthowtoprotectrainforests.Youcanwritelikethis:Rainforestsareveryimportanttous.Itisnecessaryforustoprotectthemverywell.First,weshould…