Unit 2Saving the Earth Topic3公开课教案SD.docx
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Unit 2Saving the Earth Topic3公开课教案SD.docx
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Unit2SavingtheEarthTopic3公开课教案SD
Ⅰ.Materialanalysis本课是第二单元第三话题的第四课时。
主要活动是阅读文段和Project。
Grammar和Functions让学生总结本话题的语法重点(并列句)和重要的句子(包括英语习语)。
短文介绍了森林的重要作用、森林遭到破坏的情况及义务植树人的艰难付出。
Project部分采用调查问卷的形式来寻找本班“最环保的人”。
这个活动很有教育意义,可以让学生增强环保意识,争做一个坚定的环保人士。
Ⅱ.Teachingaims1.Knowledgeaims:
掌握本课的重点词汇和短语,归纳并列句的用法。
2.Skillaims:
掌握常见的并列句,并能在写作或口语交际中运用。
在Project中,能够根据问卷要点整理成文。
3.Emotionalaims:
(optional)增强环保意识,争做一个坚定的环保人。
4.Cultureawareness:
(optional)了解世界范围内人们的环保行动。
Ⅲ.Thekeypointsanddifficultpoints
1.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,能够和老师一起总结归纳并列句的用法,使之内化为自己的知识。
能够利用问题来预测短文的内容。
Ⅴ.Teachingaids亚马孙热带雨林的视频或图片/亚马孙热带雨林遭到破坏的视频或图片/教学新词的图片/PPT等。
Ⅵ.Teachingprocedures
Stage
(timeperiod)
Interaction
patterns
Teacheractivity
Studentactivity
Remarks
1
Revision
(10mins)
Individualwork
Individualwork
Classactivity
Step1:
EncouragetheSstoreadtheirhomeworkassignedinSectionC.
T:
Hi,boysandgirls!
Let’sbeginourclasswithyourhomework.Whowouldliketoshareyourhomework?
xxx,howaboutyou?
Step2:
LettheSscompletetheblanksinGrammarandFunctions.
T:
Wow,verygoodwriting!
Nowpleaseopenyourbookandturntopage49.PleasefillintheblanksinGrammarandFunctions.Whenyoufinish,raiseyourhand.
T:
Now,xxx,willyoupleasetellusyourtheanswerstoGrammar?
T:
Doyouthinkso,class?
T:
WhowouldliketoshareyourtheanswerstoFunctions?
T:
Issheright?
Step3:
LettheSssumupthecompoundsentencesandexpressionsofgivingsuggestions.
T:
Inthistopic,wehavelearnedcompoundsentencesandgivingsuggestions.Now,let’ssumup.Couldyoutellmetheconjunctionsusedtocombinecompoundsentences?
T:
Wonderful!
Youcannamesomanyconjunctions.Ihopeyouwillrememberthemandusetheminwritingandspeaking.Next,let’ssumupexpressionsofgivingsuggestions.Whatdoyouusuallyusetogivesuggestions?
ReadtheirpassagesassignedinSectionC
S1:
Windcanproducealotofenergy.
Peopleusewindtotravelonthesea.Theyputalargepieceofclothontheboat,andthenthewindwillmaketheboatmove.InthenorthpartofChina,inthecountryside,farmersusuallyusewindtocleantheircorns.Inspring,childrenusewindtoflytheirkites.Peoplealsousewindtoproducepower.Now,therearemanycountriesbuildingwindpowerstations.
S2:
Sunlightcanproducealotofenergy.…
S3:
Wavescanproducealotofenergy…
S4:
…
CompleteGrammarandFunctions
S1:
Ok.And,while,or,but.
Ss:
Yes.
S2:
Greener,shutoff,easier,louder,reach.
Ss:
Yes.
Sumupthecompoundsentencesandexpressionsofgivingsuggestions.
S1:
and,but,while,or
S2:
however,so
S3:
notonly…butalso,afterall
S4:
for,since,as
S5:
besides,what’smore,what’sworse
S6:
should,shouldn’t,must…
S7:
hadbetter,hadbetternot,don’t…
S8:
oughtto…
2
Pre-reading
(10mins)
Classactivity
Step1:
PresentashortvideoabouttheAmazonrainforeststolearnsomenewwordsandleadto1a.
T:
WhatdopeoplecalltheAmazonrainforests?
T:
Yes.Doyouknowwhypeoplecallitlikethis?
T:
Soitdoes.Itremovescarbondioxideandmakesoxygen.Doyouwanttolivethere?
T:
No?
Why?
T:
Whatyousaidisright.Therearemanykindsofinsectsthere.Iftheybiteyou,youmayloseyourlife.
Step2:
Presentanothershortvideoaboutthedestructionoftherainforeststoleadtothenecessityofplantingtrees.
T:
Whathaveyouseen?
T:
Yes,inordertogetmoneyorfarmland,peoplecutdownthetreesintherainforests.Asaresult,theworldclimatemaychangeandmanybirdsandanimalsmaybeindanger.Luckily,manypeoplehavetakenmeasurestodosomething.Thevolunteerplantersaroundtheworldareplantingnewtreestoreplacedestroyedarea.
Learnsomenewwordsandleadto1a
Ss:
地球之肺。
Ss:
因为它吸收了大量的二氧化碳并释放氧气。
Ss:
No.
S1:
太潮湿了。
S2:
有各种各样的有毒生物。
如:
蛇,蜘蛛等等。
Learnaboutthedestructionoftherainforeststoleadtothenecessityofplantingtrees.
Ss:
大量的雨林被毁掉了。
最好是播放一小段亚马孙热带雨林的视频,图片没有震撼力。
3
While-reading
(6mins)
Individualwork
LettheSsread1aandanswerthequestionsonpage50.
T:
Haveyoueverplantedtreesinthemountains?
T:
Nowjustimaginewhatproblemsyoumayhaveifyouareoneoftheplanters.
T:
Ifyouwanttoknowwhatdifficultiesthevolunteershavetoface,thenreadthepassage.Butbef
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