八年级仁爱英语Unit 4 Topic 1 Section C

Topic1Whichdoyoulikebetter,plantsoranimals?earthn.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?学习目标1.Learnsomenewwordsandphrases:thick,forest,ground,wet,cover,earth,surface,thousandsof,control,dieout,wood,protect2.Goonlearningthestructureofcomparativeandsuperlativedegreesofadjectives:(1)Theplantsintheforestshelptomaketheairfresherandcleaner.(2)Rainforestsgiveuswood,food,fruit,medicine,andmanymoreusefulthings.(3)Butnow,rainforestsarebecomingsmallerandsmaller,soweshouldprotectthem.3.Talkaboutthebasicsituationaboutthewaterresourceandtropicalrainforestsandtheirimportancetotheearth.预习导纲：1、单词互译与记忆1)茂密的________2)森林_________3）覆盖__________4)ground__________5)surface________6)control_________7)protect_________2、短语互译与记忆1)成千上万_______2)地球的肺________3)越来越小_______4)在…方面起重要作用___________5)灭绝____________3、句子理解与熟读(1).Rainforestscover6%oftheearth’ssurface.(2)Thousandsandthousandsofanimalsliveintherainforests.(3)Theplantsintheforestshelptomaketheairfresherandcleaner.(4)Theyplayanimportantpartincontrollingtheclimate.(5)Withoutrainforests,manybeautifulplantsandanimalswoulddieout.选词填空control,cover,beautiful,easy,protect1)Water________mostoftheearth.2)Forestscanhelptomaketheairfresher.Theyalsohelpto________theweather.3)Weshould________environmenttomakeourcitiesmorebeautiful4)Lesson5is_______thanLesson65)Thisroseis_____________thanthatone.coverscontrolprotecteasiermorebeautiful单项选择。()1._____watchedtheBeijingOlympicTorchRelay(火炬接力）inZhengzhou.A.ThousandspeopleB.ThousandsofpeopleC.TenthousandspeopleD.Thousandofpeople()2.Five________peoplearewaitingforthetrain.A.hundredofB.hundredsC.hundredD.hundredsof()3.Thesnakeisoneof____intheworld.A.themostdangerousanimalB.dangerousanimalC.themostdangerousanimalsD.moredangerousanimals()4.Thenumberofwildanimalsisbecoming_______A.muchmoresmallB.muchmoresmallerC.smallerandsmallerD.smallandsmall()5.Thegirlis_______thantheothergirls.A.morecarefulB.muchcarefulC.themostcarefulD.carefulCCCABWatchtheflashof1a,andfindouttheanswers.Whatcanrainforestsgiveus?视频1a-P851awoodn.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%surfaceplantsanimalsfreshercleanerholdcyclingclimatenaturewoodfoodmedicine1b录音1a-P851cReadagainandanswerthequestions.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%+of+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.【链接】①两千本书twothousandbooks；四百个学生fourhundredstudents思考：“与具体数字相连时”，hundred，thousand后面是加s，还是不加s？_____________________②几千人afew/severalthousandpeople(注意：thousand有没有加s)思考：hundred，thousand被____________和__________修饰时，hundred，thousand不加s。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.越来越小思考:当多音节的形容词表达“越来越…”时，该如何表达?________________________+____________【练一练】：越来越漂亮_______________________________；（beautiful）越来越重要________________________________；（important）Discussthepicturesingroupsabouthowtoprotectrainforests.Thenwriteashortpassage.showandtellpeopleabout…doanythingwecan，suchas…askpeoplenotto…askpeoplenottocut…Let’splant…Youcanwritelikethis:Rainforestsareveryimportanttous.Itisnecessaryforustoprotectthemverywell.First,weshouldmakepeopleknowabouttheimportanceofprotectingthem.Thenaskpeoplenottocutdownthetreeswithoutplans.Forus,weshoulddosomethingaspossibleaswecan.Whenwehavemeals,wemustn’tusechopsticksforonly