Unit6EarthfirstPeriod3DevelopingideasPresentingideasReflection課件高一英語(新教材)

Unit6Earthfirst外研版2019必修第二冊Developingideas，Presentingideas&ReflectionStep1Reviewnewwords多數(shù).大多數(shù)（人或物）

n.數(shù)量、數(shù)額

n.設備，儀器，裝置

n.電

n.家用電器、家用器具

n.移走，搬走，去掉

v.把………考慮進去（宣傳）活動

n.竭力主張、強烈要求，敦促

v.焦急的，擔憂的adj.促成.造成（某事發(fā)生）v.平均（數(shù)）的

adj.majorityamount

deviceelectricityapplianceremoveoaccountcampaignurge

concernedcontributeaverage

false

adi.stand-by

adj.mode

n.leak

v.plug

n.litre

n.canteen

n.不正確的.錯誤的備用的（機器、設備的）運行方式、狀態(tài).模式（使）漏、（使）滲漏（電）插頭升，公升（工廠、學校等的）食堂，餐廳DevelopingideasStep2ReadWhat’sreallygreen?1Whichshoppingbagismore1friendly?□

Aplasticbag.□Apaperbag.□Neitherofthese.2Whatshouldyoudotosaveenergy

whenleavingyourhome?□Turnoffadevice.□Unplugadevice.□Neitherofthese.3Whatfoodisbetterfortheenvironment?□Foodproducedneartowhere

youlive.□Foodproducedfarfromwhere

youlive.□

Itdepends.4Whichuseslesswater?□Takingabath.

□Takingashower.□

Itdepends.Lookatthequestionsabout“greenliving”andtickyouranswer.Activity1Activity2Readthesubheadingsinthepassageanddecideiftheyaretrueorfalse.?Papershoppingbagsarebetterthanplasticones.?Whenyouturnoffadevice,

itstopsusingpower.?Eatinglocalfodisgoodfortheenvironment.?It'sbettertotakeashowerthanabath.Activity3Readtheeffectsandcompletethecausesoftheseaccordingtothepassage.Devicesturnedoffgointostand-bymodeandstillusepower.Localproducesometimesmightusemoreenergyandproducemoregreenhousegasesthanproducegrownalongwayaway–eventakingintoaccountitstransport.Ifyouspendmorethaneightminutesinashower,you’lluseasmuchwaterasinabath–about50litresofwater.Think&Share1Whichofthe“greentruths”surprisesyoumost?Giveyourreasons.2Areyouawareofanyother“greentruths”thatarenottrue?Sharethemwiththeclass.3How“green”areyou?Shareyour“greenactions”withtheclass.4Whatcanyoudotobecome“greener”?

Activity4

?Which“greentruth”areyougoingtotalkabout??Whydopeoplebelieveitis“green”??Whyisitnotcompletelytrue??Whatcanyoudotobecome“greener”?1Usethesequestionstohelpplanyourtalk.Giveatalkaboutoneofthe“greentruths”inthepassage.

Startbystatingthetopic.Describeyourchosen“greentruth”inmoredetail.Explainwhyitisnotcompletely“green”.Endyourtalkbyencouragingyouraudiencetobecome“greener”.2Organiseyourtalkfollowingthestepsbelow.3Giveyourtalktotheclass.Usefulexpressions:Somepeoplethink…because…However,itisnotcompletelytruebecause…Therefore,weshould…Step3Writing

apersuasiveletterActivity51Whatisthepurposeoftheletter?2Whatistheexistingproblem?3WhataretheproposedactionsfromClass8?Readtheletterandanswerthequestions.Activity6Discussanotherenvironmentalissueaboutwhichtowriteapersuasiveletterandmakenotes.

ProblemCause(s)Sloution(s)Nowwriteapersuasiveletter.Usetheexpressionsintheboxtohelpyou.Shareyourletterwiththeclass.Activity7PresentingideasStep4

Activity1Workingroups.Lookatthethreeitemsthatcontributetoacarbonfootprint.Addanymoreyoucanthinkof.___________________________________________________________________________________________________________________________________________________Activity2Createacarbonfootprintsurvey.

Thinkoftwoquestionsandpossibleanswersforeachtopic.Giveeachanswerascorefrom1(alowcarbonfootprint)to3(ahighcarbonfootprint).Activity3Carryoutthesurveyinyourgroupandusetheresultstocomeupwithwaystoreducecarbonfootprint.SAMPLEQUESTIONS:Q1Whenpurchasingelectricaldevices,willyounoticetheenergysavinglabel?(1)Always.(2)Sometimes.(3)Never.Q2Whendiningoutside,youwilluse____________

(1)Yourowntableware(餐具).

(2)Reusabletablewareprovidedbyrestaurants.(3)Disposable(一次性的)tableware.Activity4Reporttheresultsofyoursurveyandyourideastotheclass.Usetheexpressionsintheboxtohelpyou.

ReflectionStep5LanguagepointStep6majorityn.大部分；大多數(shù)1.(1)ina/themajority占大多數(shù)by/withamajorityof以大多數(shù)……(2)majorin主修……[高考佳句](浙江高考寫作)WhenIhaveadifferentopinion,Imaychoosetogiveitupandrespecttheopinionofthemajority.當我有不同的觀點時，我可能會選擇放棄自己的觀點，尊重大多數(shù)人的意見。特別提醒themajority單獨作主語時，謂語動詞可用單數(shù)也可用復數(shù)?！皌he/amajorityof＋名詞”作主語時，謂語動詞的數(shù)與of后面的名詞保持一致。(1)Themajorityofpeopleinthetownstronglysupporttheplantobuildaplaygroundforchildren.鎮(zhèn)上大部分人強烈支持為孩子們修建一所游樂場的計劃。(2)Hewontheseatby/withamajorityof71votes.他以71票的優(yōu)勢贏得了該席位。多維訓練(1)單句語法填空①Themajority

(be)infavoroftheproposal.②Themajoritywhoattendedthemeetingyesterday

(be)students.③Themajorityofthedamage

(be)easytorepair.(2)完成句子①隊員中贊成這個計劃的占大多數(shù)。Amongthemembersoftheteamthosewhoarefortheplanare

.②你在大學主修的科目是什么？Whatsubjectdidyou

whenyouwereintheuniversity?was/werewereisinthemajoritymajorin2accountv.認為(think)；說明(explain)；總計有；n.賬目(awrittenrecord)；說明；計算；理由(1)accountfor說明(原因等)；做出解釋；占……(比例)(2)onaccountof由于，因為onnoaccount絕不(置于句首時，句子部分倒裝)takeaccountof/oaccount考慮