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Unit4OurworldTopic1What’sthestrongestanimalonthefarm?SectionCearthn.地球；土，泥；大地rainforestn.(热带)雨林forestn.森林Lookatthepicturesandcheckwhichquestionsthepassagecananswer.1.Whatarerainforests?2.Howmanyanimalsarelivinginrainforests?3.Wheredoanimalsliveinrainforests?4.Whatcanwegetfromrainforests?5.Whyarerainforestsimportanttous?Watchtheflashof1a,andfindouttheanswers.Whatcanrainforestsgiveus?1awoodn.木头，木材；woods树木，森林Rainforestsgiveus…rubbern.橡胶Rainforestsgiveus…foodmedicineRainforestsgiveus…fruitsRainforestsgiveus…Listento1aandcompletethetable.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%surfaceplantsanimalsfreshercleanerholdcyclingclimatenaturewoodfoodmedicine1b1cReadagainandanswerthequestions.1.Whatdoestheword“cover”meaninParagraph1?2.Whyarerainforeststhelungsoftheearth?Itmeans“覆盖”.Becausetheplantsintheforestshelptomaketheairfresherandcleaner.1cReadagainandanswerthequestions.3.Whyshouldweprotectrainforestswell?4.Canyouguesswhatthenextpartofthepassagewilltalkabout?Becausetheyhelptoholdthewaterandkeepthewatercycling.Theyplayanimportantpartincontrollingtheclimate.Yes.Thenextpartmaytalkaboutwhatweshoulddotoprotectrainforests.Thelastsentenceinaparagraphmaytellyouwhatcomesnext.1cReadagainandanswerthequestions.5.Whatshouldwedotoprotectrainforests?Weshouldsavepaperandmustn’tusethechopsticksforonlyonce.1.Rainforestscover6%oftheearth’ssurface.sixpercent数词%+可数名词复数可数名词单数/不可数名词Eg:50%ofthestudentsinourclassareboys.70%oftheearthiswater.成千上万的成百上千的成百万上千万的，数以百万计的hundredsofmillionsof2.Thousandsandthousandsofanimalsliveinrainforests.3.Manyofthemliveinthetreesover30metersfromtheground.over=morethan多于，超过eg:Ourclasshas_________________50students.4.Theyplayanimportantpartincontrollingtheclimate.playanimportantpart(insth.)在某事中起重要作用；参与（某事）Eg:他积极参加班级活动。He_________________________classactivities.over/morethanplaysanactivepartin5.Butnowrainforestsarebecomingsmallerandsmaller.“形容词比较级+and+形容词比较级”越来越……Eg.天气变得越来越暖和了。Theweathergetswarmerandwarmer.中国变得越来越强大。Chinabecomesstrongerandstronger.越来越小Discussthepicturesingroupsabouthowtoprotectrainforests.Thenwriteashortpassage.doanythingwecan，suchas…askpeoplenottocut…Let’splant…Youcanwritelikethis:Rainforestsareveryimportanttous.Itisnecessaryforustoprotectthemverywell.First,weshouldmakepeopleknowabouttheimportanceofprotectingthem.Thenaskpeoplenottocutdownthetreeswithoutplans.Forus,weshoulddosomethingaspossibleaswecan.Whenwehavemeals,wemustn’tusechopsticksforonlyonce.Inthelife,uselesspaperandbesurenottowasteit.1.Learntodescribethesituationofrainforestsandtheimportancetotheearth.2.Talkabouthowtoprotectrainforests.3.usefulphrases:thousandsofcontroltheclimateover=morethanplayanimportantpart(insth.)smallerandsmallerNameWayMakeasurveyamongyourclassmatesabouthowtosavewaterintheirfamily.Thenreportittotheclasstomorrow.