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Topic3Whatcanwedoathometoprotecttheenvironment?
SectionD
I.Materialanalysis
本課是第二單元第三話題的第四課時。主要活動是閱讀文段和ProjectoGrammar和Functions讓學生總結(jié)本話題的語法重點(并列句)和重要的句子
(包括英語習語)。短文介紹了森林的重要作用、森林遭到破壞的情況及義務植樹人的艱難付出。Project部分采用調(diào)查問卷的形式來尋找本班“最環(huán)保的人”。
這個活動很有教育意義,可以讓學生增強環(huán)保意識,爭做一個堅定的環(huán)保人士。
II.Teachingaims
1.Knowledgeaims:
掌握本課的重點詞匯和短語,歸納并列句的用法。
2.Skillaims:
掌握常見的并列句,并能在寫作或口語交際中運用。
在Project中,能夠根據(jù)問卷要點整理成文。
3.Emotionalaims:(optional)
增強環(huán)保意識,爭做一個堅定的環(huán)保人。
4.Cultureawareness:(optional)
了解世界范圍內(nèi)人們的環(huán)保行動。
III.Thekeypointsanddifficultpoints
l.Keypoints:
Wordsandphrases:dry,remove,place,cutdown,sothat,eventhough
Sentences:Theweathermaybeveryhotanddryoritmaybeverycoldandwet.
Theycarryheavybagsofsmalltrees,andworkinginthemountainscanbedangerous.
Eventhoughtreeplantingisverydifficult,theylovetheirwork.
Grammar:compoundsentence
2.Difficultpoints:
Forestswerecutdowntoprovidewoodtobuildhouses.
Thereareoftenmanyinsectsthatbitetheseplantersontheirlegs,armsandfaceswhiletheywork.
Eventhoughtreeplantingisverydifficult,theylovetheirwork.
IV.Learningstrategies
在Grammar部分,能夠和老師一起總結(jié)歸納并列句的用法,使之內(nèi)化為自己的知識。
能夠利用問題來預測短文的內(nèi)容。
V?Teachingaids
亞馬孫熱帶雨林的視頻或圖片/亞馬孫熱帶雨林遭到破壞的視頻或圖片/教學新詞的圖片/PPT等。
VI.Teachingprocedures
StageInteraction
TeacheractivityStudentactivityRemarks
(timeperiod)patterns
IndividualworkStep1:EncouragetheSstoreadtheirhomeworkReadtheirpassagesassignedinSection
assignedinSectionC.C
T:Hi,boysandgirls!LetsbeginourclasswithyourSI:Windcanproducealotofenergy.
homework.WhowouldliketoshareyourPeopleusewindtotravelonthesea.
homework?xxx,howaboutyou?Theyputalargepieceofclothonthe
boat,andthenthewindwillmakethe
Revision
1boatmove.InthenorthpartofChina,
(10mins)
inthecountryside,farmersusuallyuse
windtocleantheircorns.Inspring,
childrenusewindtoflytheirkites.
Peoplealsousewindtoproducepower.
Now,therearemanycountriesbuilding
windpowerstations.
S2:Sunlightcanproducealotof
energy....
S3:Wavescanproducealotof
energy...
S4:...
CompleteGrammarandFunctions
Individualwork
Step2:LettheSscompletetheblanksinGrammar
andFunctions.
T:Wow,verygoodwriting!Nowpleaseopenyour
bookandturntopage49.Pleasefillintheblanksin
GrammarandFunctions.Whenyoufinish,raiseSI:Ok.And,while,or,but.
yourhand.
T:Now,xxx,willyoupleasetellusyourtheanswersSs:Yes.
toGrammar?S2:Greener,shutoff,easier,louder,
T:Doyouthinkso,class?reach.
T:WhowouldliketoshareyourtheanswerstoSs:Yes.
Functions?
ClassactivityT:Issheright?Sumupthecompoundsentencesand
Step3:LettheSssumupthecompoundsentencesexpressionsofgivingsuggestions.
andexpressionsofgivingsuggestions.SI:and,but,while,or
T:Inthistopic,wehavelearnedcompoundS2:however,so
sentencesandgivingsuggestions.Now,letssumup.S3:notonly...butalso,afterall
CouldyoutellmetheconjunctionsusedtocombineS4:for,since,as
compoundsentences?S5:besides,whatsmore,whatsworse
S6:should,shouldntmust...
T:Wonderful!Youcannamesomanyconjunctions.IS7:hadbetter,hadbetternot,don
hopeyouwillrememberthemandusetheminS8:oughtto...
writingandspeaking.Next,letssumupexpressions
ofgivingsuggestions.Whatdoyouusuallyuseto
givesuggestions?
ClassactivityStep1:PresentashortvideoabouttheAmazonLearnsomenewwordsandleadtola最好是播放一小段亞馬孫熱
Pre-reading
2rainforeststolearnsomenewwordsandleadto1a.帶雨林的視頻,圖片沒有震撼
(10mins)
T:WhatdopeoplecalltheAmazonrainforests?Ss:地球之肺。力。
T:Yes.Doyouknowwhypeoplecallitlikethis?
T:Soitdoes.ItremovescarbondioxideandmakesSs:因為它吸收了大量的二氧化碳并
oxygen.Doyouwanttolivethere?釋放氧氣。
T:No?Why?Ss:No.
T:Whatyousaidisright.Therearemanykindsof
insectsthere.Iftheybiteyou,youmayloseyourlife.S1:太潮濕了。
Step2:PresentanothershortvideoabouttheS2:有各種各樣的有毒生物。如:蛇,
destructionoftherainforeststoleadtothenecessity蜘蛛等等。
ofplantingtrees.
T:Whathaveyouseen?Learnaboutthedestructionofthe
T:Yes,inordertogetmoneyorfarmland,peoplecutrainforeststoleadtothenecessityof
downthetreesintherainforests.Asaresult,theplantingtrees.
worldclimatemaychangeandmanybirdsandSs:大量的雨林被毀掉了。
animalsmaybeindanger.Luckily,manypeople
havetakenmeasurestodosomething.Thevolunteer
plantersaroundtheworldareplantingnewtreesto
replacedestroyedarea.
IndividualworkLettheSsreadlaandanswerthequestionsonpageReadlaandanswerthequestionson讓學生先讀P50的問題,帶著
50.page50.問題閱讀效率更高。
T:Haveyoueverplantedtreesinthemountains?Ss:No.
T:Nowjustimaginewhatproblemsyoumayhaveif
youareoneoftheplanters.SI:Verytired.
S2:Veryhungry.
T:IfyouwanttoknowwhatdijficultiestheS3:很渴。
volunteershavetoface,thenreadthepassage.ButS4:...
While-reading
3beforereading,pleasereadthequestionsonpage50
(6mins)
andtrytofindtheanswerstoQItoQ3.Whenyou
finish,pleaseraiseyourhand.
T:xxx,haveyoufoundtheanswertoQI?
S5:Forestsremovecarbondioxideand
T:Goodjob!Q2,howaboutyou,xxx?makeoxygen,likethelungsofhuman
T:Yes.Q3,whoknows?beings.
S6:Badweather,insects,dangerous.
S7:Forbirdsandanimals.
IndividualworkStepl:LettheSsreadthepassage,andfindtheReadthepassage,andfindthe對于文章中的過去時的被動
compoundsentencesandotherdifficultpoints.compoundsentencesandotherdifficult語態(tài)和定語從句,只要學生理
T:Youhavelearnedthemaincontentofthepassage.points.解意思即可,不要講太多。老
Next,we'llsolvethedifficultpoints.Now,readthe師也可以用漢語解釋更節(jié)約
passageagain,andfindthedifficultpointsaswell時間。
ascompoundsentences.Ifyoufinish,putupyour
hand.
Post-readingT:First,letscheckthecompoundsentences,xxx,
4
(10mins)haveyoufoundsomeyet?SI:Yes.Theweathermaybeveryhot
anddryoritmaybeverycoldandwet.
S2:Theycarryheavybagsofsmall
trees,andworkinginthemountains
canbedangerous.
T:Welldone!Whohasanyquestions?S3:Whatdoes"(werecutdownin
T:...Paralmean?
T:...S4:Howtounderstandthe
word''that"inthesentence(<Thereare
oftenmanyinsectsthat...theywork”?
T:Attentionplease!InEnglish,wecan'tuse
“though/eventhoughand"but"atthesametime.老師要提醒學生though,even
Soyoucan'tseetheword"but"in"Eventhoughthough與but不能同時連用。
treeplantingisverydifficult,theylovetheirwork:也要講一下,當"while”表示
Besides,sometimesweuse“while“tomakeupan“當…的時候“連接的是時間
adverbialclauseoftime.Forexample,thesentence狀語從句,不是并列句。
"(Thereareoften...andfaceswhiletheywork.
Step2:LettheSsdiscussQ4andQ5.DiscussQ4andQ5.
GroupworkT:Wehavenfinishedthequestionsonpage50.
Now,discussQ4and5,andthenmakeareport.
T:Group1,whatareyourideasaboutQ4?
SI:Ifwedon'tplantnewtrees,the
forestswillbecomesmallerand
smaller.Withouttrees,thewindandthe
waterwilltaketheearthaway,andthe
oxygenintheairwillbecomelessand
less.
T:Whatyousaidisabsolutelyright.Then,wouldS2:Ifwedoniplantnewtrees,...
youliketobeatreeplanterwhenyougrowup?S3:Maybe,itshardtosay.Ithinkthe
companiesandgovernmentshoulddo
something.Because,Ihavenotimeand
Ihavetoworktomakemoney.Ithink
onTree-PlantingDay,everyoneshould
stopworkingandgotoplanttreesin
themountains.
T:Thatsoundswonderful.S4:...
GroupworkStepl:LettheSscompletethequestionnaireinCompletethequestionnaireinProject
Project,andaddupthetotalscores.andaddupthetotalscores.
Finishing
T:Doyouthinkyouareagreenerperson?Now,
5project
answerthequestionsinProject,andaddupthetotal
(7mins)
scores,andthenseehowgreenyouare.Ifyoufinish,
putupyourhand.
GroupworkStep2:LettheSscomparetheirscoreswiththeirComparetheirscoreswiththeirgroup
groupmembersandfindthegreenestandgivemembersandfindthegreenestandgive
reasons.reasons.
T:Nowcompareyourresultwithyourgroup
members'andfindwhoisthegreenestinyour
group.Whenyouarereporting,youshouldtellus
whyheisthegreenest.
T:Areyoureadytoreport?Ss:Yes.
T:OK.Group2,whoisthegreenestinyourgroup?SI:xxxisthegreenestinourgroup.He
oftenrecyclesnewspapersandcans.He
goestoschoolonfoot.Henevereats
fastfoodandhealwaysreusesplastic
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