2023学年完整公开课版Unit1SavingtheEarth复习

Unit1SavingtheEarthNewwordsandexpressions:headingn.标题reviewv.回顾，复习consumern.消费者greenconsumer绿色消费者atmospheren.大气，大气层ozonen.臭氧fizzyadj.嘶嘶起泡沫的vitaladj.重要的9.threatn.威胁greenhousen.温室GreenhouseEffect温室效应

imaginev.想象，设想warmthn.温暖，热心

essentialadj.必要的lifelessadj.无生命的

carbondioxide二氧化碳

layern.层ozonelayer臭氧层

occurv.发生

protectiveadj.保护性的

burnup烧掉CFC氟氯昂

spray喷雾，喷射

destructionn.破坏

erosionn.腐蚀

soiln.土壤

massiveadj.庞大的，厚重的

billionn.十亿

companyn.公司

removev.移动，移交

wreckedadj.失事的，撞毁的

accidentallyadv.偶然地

Malarian.疟疾

substancen.物质

oxygenn.氧nitrogenn.氮

affectv.影响，侵袭

spraycan喷壶，喷雾器

soundv.使发声

takein吸收，接纳1)consumer:=customer消费者consumev:消费greenconsumer:绿色消费者Eg:Theconsumerscomplainedaboutthepoorqualityoftheelectronicproducts.2)Guiden.1.指南，指导手册

2．导游，向导

3．旅游手册

e.g.YoumayreadtheguidetoFrenchwinesfirst.e.g.Wefoundaguidewhoknewthemountainswell.e.g.ThisisanewlypublishedguideaboutShanghai.3)indanger:处于危险中/outofdanger

danger:危险dangerousadj危险的4)youngadj.年轻的

youth.n.年轻人5)reviewv.复习

revisionn.复习6)vital:致命的,重要的essential,veryimportant

e.g.1.It’svitalthatwedosomethingtosavetheearth.2.Oxygenisvitalforlife.7)save:拯救，搭救savetheearth:拯救地球safeadj:安全的safetyn.

安全Safelyadv.安全地8)firstofall:首先

e.g.Firstofall,let’sinviteMrWilsontogiveusaspeech.

9）protectv.保护protect…from…保护免受protectionn.保护

undertheprotectionofprotectiveadj.保护的

aprotectivecoat10)threatcn.=danger危害，威胁athreatto…对…威胁threaten.V.威胁Eg:Hetooknonoticeofhisfather’sthreat.Hisfatherthreatenedtobeattheboyifhestoleagain.

Whatarethethreatstotheenvironment?

Thethreatofwarhasdepressedbusinessactivity.12)act:生效，发生作用

actionn:行动，activityn.活动

actor/actressactiveadj:积极的13)keep…fromdoingsth:=preventfromdoingsth阻止…做某事，使免于

keepoffsth阻挡，不让靠近

keepon继续keepin保留

e.g.Shetriedtokeepmefromseeingtheletter.

Keeponworkinghard,andyou’llmakeprogress.Inancienttimes,humansusedfiretokeepoffwildanimals.Thepollutedatmospherekeepsintoomuchheatandtheearthislikeagreenhouse.

16)pollute:v.污染

pollutionun:airpollutione.g.1.Youcanseethepollutiononthisbeach.2.Yoursmokingispollutingtheairinthisroom.14)warmth:n.温暖，暖和=heatwarmadj:e.g.Shefeltthewarmthofthesunonherface15)lifeless:无生命的=deadWethinkthatMarsisalifelessplanet.17)chemical:n.化学药品

a.化学的chemistryn:化学18)intheformofgases:以气态的形式存在

19)causev.引发

n.起因Eg:TheGreenhouseEffectwillcausethesealeveltorise.

WhatisthecauseoftheGreenhouseEffect?20)effectn.影响

affectv.影响Eg:TheGreenhouseEffecthasaffectedourdailylifealot.21)drown:淹死Don’tplaybytheriverincaseyoufallinanddrown.

22）reviewn.书评，影评；回顾v.写书评，写影评；回顾,复习

Eg:Thisbookisareviewofalltheimportanteventsoftheyear.Let’sreviewwhatwelearnedlastweek.InChapter1,Tonyreviewedthethispopularbook23）destroyv.破坏destructionn.破坏24）Massn.大量，大多数massivea.大量的

25）Imaginev.=dream设想imaginationn.设想26）aswellas和，也Theprofessoraswellashisassistantshasgonetothelecture.HeknowsEnglishaswellasFrench.=HeknowsEnglishandFrenchaswell.27）damage破坏v.damagetheozone破坏臭氧层thedamagetothenature对自然的破坏28）whattodowith…=howtodealwith…1.绿色消费者2.保护层

3.处于危险中;脱离危险

4.温室效应5.喷雾罐

6.起像玻璃的作用7.阻止做某事

8.保持大部分的热量不散发出去

9.所有的生物

10.像月球表面一样又冷又无生机

11.存在于地面上12.以气体的形式

13.臭氧层的破坏

14.称为氟利昂的化学物质

15.吸收二氧化碳16.制造大量的垃圾山

17.也就是说18.如何处理(两种)19.成为绿色消费者20.烧起来，烧掉21.热带雨林22.把森林当作自己的家园23.对环境的威胁24.首先25.太多的热量

26.燃烧像汽油类的燃料27.导致水平面上升28.淹没城市29.树木的燃烧和砍伐30.水土流失31.一次性使用东西并丢弃的坏习惯32.污染泥土33.扔掉34.破坏环境35.抑制，保留绿色消费者2.保护层3.处于危险中脱离危险4.温室效应5.喷雾罐agreenconsumeraprotectivelayerbeindangertheGreenhouseEffectspraycansbeoutofdanger6.像玻璃样起作用7.阻止做某事8.保持大部分的热量不散发出去9.所有的生物10.像月球表面一样又冷又无生机11.存在于地面上

actliketheglasskeep…fromdoing

keepmuchofthewarmthfromgettingout

alllivingthings

ascoldandlifelessasthesurfaceofthemoon

occurabovetheground12.以气体的形式13.破坏臭氧层14.称为氟利昂的化学物质15.吸收二氧化碳16.制造大量的垃圾山17.也就是说

intheformofgasesdamagetotheozonelayerthatis…

chemicalscalledCFCs

takeinCO2

createmassivemountainsofrubbish18.如何处理(两种)19.成为绿色消费者20.烧起来，烧掉21.热带雨林22.把森林当作自己的家园Howtodealwith=

Whattodowithbecomethegreenconsumerburnup

arainforest

maketheforesttheirhomes23.对环境的威胁threatstotheenvironment24.首先

firstofall25.太多的热量toomuchheat26.燃烧像汽油类的燃料

burnfuelssuchaspetrol27.导致水平面上升

causethesealeveltorise28.淹没城市drowncities29.树木的燃烧和砍伐

theburningandcuttingdownoftrees30.水土流失erosionofthesoil31.一次性使用东西并丢弃的坏习惯thehabitofusingthingsonceandthrowingthemaway32.污染泥土polluteourland33.扔掉

throwaway34.破坏环境damagetheenvironment35.抑制，保留keepin

thesameageas=asoldasthesamesizeas=asbig/smallasthesameheightas=astall/highasthesameweightas=asheavyasthesamelengthas=aslongasthesamewidthas=aswideasthesamedepthas=asdeepasthesamepriceas=asexpensive/cheapasthesamespeedas=asfast/slowas

A.thesame+n.+as=as+a./ad.+asB.asmany+cn.(pl)+asasmuch+un.+as

倍数

as形容词/名词+as

1.Ihaveasmanystampsasmycousin.2.Ispentasmuchmoneyasyouonthebooks.Idranktwiceasmuchwaterashe.

IamthreetimesasoldasTom.C.as…aspossible=as…asonecan1.Thethiefranawayasfastaspossible

=Thethiefranasfastashecould.

2.Iwillfinishmyhomeworkassoonaspossible.=IwillfinishmyhomeworkassoonasIcan.D.as…as,so…as,such…as和…一样as(so)+形容词+a/an+名词+asso…as只用于否定句such+a/an+形容词

+名词+asEg:1.SheisasniceagirlasJane.=SheisasniceasJane.2.SheissuchanicegirlasJane.3.Yourcoffeeisnotas/sogoodasmine.E.bedifferentfrom“与…不同”Eg:1.Myhandwritingisdifferentfromyours.2.ThemistakesmadebyMaryaredifferentfromthosemadebyJackF.as,like1.作为介词as”作为，如同”；like”像…一样”Eg:Heworkedasawaiterforfiveyears.Heworkedlikeawaiterforfiveyears.2.as另可作连词，用于从句或介词短语前like一般仅作介词，不作连词Eg:NobodyknowsherasIdo.OnFriday,asonTuesday,themeetingwillbeginatnineo’clock.G.preferpreferAtoB=likeAbetterthanBpreferdoingtodoingprefertodosth=wouldratherdoEg:1.Whatcolordoyouprefer,redorwhite? Ipreferwhiteto

red.2.Ipreferreadingbooksto

watchingTV.3.Iprefertolisten

tothemusicwhenitisrainy.4.Atweekends,Iprefertogo

shopping

ratherthanstay

athome.It’svitalthatwedosomethingtosavetheearth.Imaginetheearthinsideakindofgreenhousewiththeatmospherearounditactingliketheglass,lettingsunlightinwhilekeepingmuchofthewarmthfromgettingout.

3.Withoutit,theearthwouldbeascoldandlifelessasthesurfaceofthemoon.4.Thetroubleisthatouratmosphereischangingbecausewearepollutingitwithchemicals---intheformofgases---anditiskeepingintoomuchheat.5.Ozoneisagaswhichoccurs20---50kmabovethegroundWearemakingholesintheozonelayermainlybyusingchemicalscalledCFCs.Italsocauseserosionofthesoilandflooding,aswellasdestroyingt