仁爱版八年级英语上册Unit4Topic1SectionCppt课件 .pptx

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1、空白演示在此输入您的封面副标题Topic1Whichdoyoulikebetter,plantsoranimals?earthn.地球；土，泥；大地地球；土，泥；大地rainforestn.(热带)雨林forestn.森林森林Lookatthepicturesandcheckwhichquestionsthepassagecananswer.1.Whatarerainforests?2.Howmanyanimalsarelivinginrainforests?3.Wheredoanimalsliveinrainforests?4.Whatcanwegetfromrainforests?5.Wh

2、yarerainforestsimportanttous?Watchtheflashof1a,andfindouttheanswers.Whatcanrainforestsgiveus?视频视频1a-P851awoodn.木头，木材；木头，木材；woods树木，森林树木，森林Rainforestsgiveusrubbern.橡胶橡胶RainforestsgiveusfoodmedicineRainforestsgiveusfruitsRainforestsgiveusListento1aandcompletethetable.Thencheckwithyourpartner.Featureof

3、rainforests1.inthe_partsoftheworld2._groundandalways_and_inthem3.cover_oftheearths_4.giveahometomanybeautiful_and_Importanceofrainforests1.maketheair_and_2._thewaterandkeepthewater_3.controlthe_4.keepthebeautyof_5.giveus_,_,fruit,_andsoonhotwetdarkhot6%surfaceplantsanimalsfreshercleanerholdcyclingcl

4、imatenaturewoodfoodmedicine1b录音录音1a-P851cReadagainandanswerthequestions.1.Whatdoestheword“cover”meaninParagraph1?2.Whyarerainforeststhelungsoftheearth?Itmeans“覆盖覆盖”.Becausetheplantsintheforestshelptomaketheairfresherandcleaner.1cReadagainandanswerthequestions.3.Whyshouldweprotectrainforestswell?4.Ca

5、nyouguesswhatthenextpartofthepassagewilltalkabout?Becausetheyhelptoholdthewaterandkeepthewatercycling.Theyplayanimportantpartincontrollingtheclimate.Yes.Thenextpartmaytalkaboutwhatweshoulddotoprotectrainforests.Thelastsentenceinaparagraphmaytellyouwhatcomesnext.1cReadagainandanswerthequestions.5.Wha

6、tshouldwedotoprotectrainforests?Weshouldsavepaperandmustntusethechopsticksforonlyonce.1.RainforestsRainforestscovercover6%oftheearths6%oftheearthssurfacesurface.sixpercentsixpercent数词数词%+可数名词复数可数名词复数可数名词单数可数名词单数/不可数名词不可数名词Eg:50%ofthestudentsinourclassareboys.70%oftheearthiswater.成千上万的成千上万的成百上千的成百上千的

7、成百万上千万的，数以百万计的成百万上千万的，数以百万计的hundredsofmillionsof2.Thousandsandthousandsofanimalsliveinrainforests.3.Manyofthemliveinthetreesover30metersfromtheground.over=morethan多于，超过多于，超过eg:Ourclasshas_50students.4.Theyplayanimportantpartincontrollingtheclimate.playanimportantpart(insth.)在某事中起重要作用；参与（某事）在某事中起重要作用

8、；参与（某事）Eg:他积极参加班级活动。他积极参加班级活动。He_classactivities.over/morethanplaysanactivepartin5.Butnowrainforestsarebecomingsmallerandsmaller.“形容词比较级形容词比较级+and+形容词比较级形容词比较级”越来越越来越Eg.天气变得越来越暖和了。天气变得越来越暖和了。Theweathergetswarmerandwarmer.中国变得越来越强大。中国变得越来越强大。Chinabecomesstrongerandstronger.越来越小越来越小Discussthepicturesi

9、ngroupsabouthowtoprotectrainforests.Thenwriteashortpassage.showandtellpeopleaboutdoanythingwecan，suchasaskpeoplenottoaskpeoplenottocutLetsplantYoucanwritelikethis:Rainforestsareveryimportanttous.Itisnecessaryforustoprotectthemverywell.First,weshouldmakepeopleknowabouttheimportanceofprotectingthem.Th

10、enaskpeoplenottocutdownthetreeswithoutplans.Forus,weshoulddosomethingaspossibleaswecan.Whenwehavemeals,wemustntusechopsticksforonlyonce.Inthelife,uselesspaperandbesurenottowasteit.1.Learntodescribethesituationofrainforestsandtheimportancetotheearth.2.Talkabouthowtoprotectrainforests.3.usefulphrases:thousandsofcontroltheclimateover=morethanplayanimportantpart(insth.)smallerandsmallerNameNameWayWayMakeasurveyamongyourclassmatesabouthowtosavewaterinMakeasurveyamongyourclassmatesabouthowtosavewaterintheirfamily.Thenreportittotheclasstomorrow.theirfamily.Thenreportittotheclasstomorrow.