最新人教新课标高中英语选修6 Unit5精品教学设计Unit 5 全单元教案1Word文档下载推荐.docx
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然而,观看火山爆发是非常令人兴奋的,红色的熔岩喷向高空,高达数百米,甚是壮观。
有一次火山爆发后,作者和另外二位科学家一道来到火山口。
他们身穿白色的防护服,艰难地走到火山口,观察沸腾的火山口中央,并采集了部分岩浆以作研究。
最后,作者表述了他对自己工作的热情。
20年后,火山对他的吸引力依然不减。
Ⅱ、教学重点和难点:
1、教学重点
1)本单元的生词和短语。
2)现在分词作状语的各种形式。
3)了解自然灾害的有关情况以及怎样预防等。
2、教学难点
1)了解火山爆发的原因。
2)学会表述恐惧、担忧和惊奇等情感的日常交际用语。
3)学习描述一种自然灾害,进行写作训练。
Ⅲ、教学计划
本单元共分五课时:
第一课时:
Warmingup
第二课时:
Pre-reading,Reading,Post-reading
第三、四课时:
LearningaboutLanguage
第五课时:
Integratingskills
Ⅳ、教学步骤:
Period1Warmingup
TeachingGoals:
1.ToarouseSs’interestinlearningaboutthepowerofthenature
2.TodevelopSs’listeningability
TeachingProcedures:
Step1Lead-in
Purpose:
ToactivateSs’andarousethemtotalkabouttwoearthquakes.
Showthepicturesabouttheearthquakes.Askthestudentswherethetwoearthquakeshappened,anddiscusshowseriousthedisasterbroughttothepeople.
Step2.Warmingup
Warmingupbylearningvocabulary
Hello,everyone.Weshallreadaboutvolcanoestoday.Everydaydisastershappenhereandthere.Buthowmuchdoyouknowaboutthem?
Turntopage93andfamiliarizeyourselfwiththewordsandexpressionsusedinthisunit.Trytomakeupastorybasedonthevocabulary,eitherinEnglishorinChinese.
Warmingupbysharingopinions
ThephotoshowsMountSt.HelenseruptingonMay18,1980.Whatdoyouknowaboutvolcanoes?
Avolcanoisaplaceonearthwherelavacomesfromtheground.Volcanoesoftenhavethesameshapeasmountains.Mostvolcanoeshaveacrateratthetop.
Howvolcanoesaremade
Mostvolcanoesaremadewheretectonicplatescometogether.Theseplatesmoveovereachother,whichcausesmagmatorisetothesurfacethroughweakplacesinthecrust.
Therearemanyvolcanoes,liveordead,intheworld.Thenextisalistofwell-knownvolcanoes.
Wellknownvolcanoes
Eatna(Sicily,Italy)
Hekla(Iceland)
Kilauea(Hawaii,USA)
Krakatoa(Rakata,Indonesia)
MaunaLoa(Hawaii,USA)
MaunaKea(Hawaii,USA)
MountBaker(Washington,USA)
MountErebus(RossIsland,Antarctica)
MountHood(Oregon,USA)
MountFuji(Honshu,Japan)
MountRainier(Washington,USA)
MountShasta(California,USA)
MountSt.Helens(Washington,USA)
Novarupta(Alaska,USA)
OlympusMons(Mars(planet))
Popocatepetl(Mexico-Pueblastateline,Mexico)
Surtsesy(SurtseyIsland,Iceland)
Santorini(SantoriniIsland,Greece)
Thambora(Sumbawa,Indonesia)
Teide(Tenerife,CanaryIslands,Spain)
Vesuvius(BayofNaples,Italy)
Step3Homework
1.Writeashortcompositiontointroduceaneruptionofavolcano.
2.Getonthelineandfindoutmorenaturaldisastersandletthestudentsprepareforthenextperiod.
Period2&
3Pre-readingReading&
Post-reading
Goals:
1.Tolearnaboutthepowerofnature.
2.Todevelopsomebasicreadingskills.
3.ToarouseSs’interestinlearningaboutallkindsofdisastersintheworld.
Teachingprocedures:
Step1Warmingup
ToarouseSs’interestinlearningaboutthepowerofnature.Askthestudentstogetonthelineandpreparesomethingforthepowerofnatureaheadoftimeandsharetheinformationyouhavefound.
WarmingupbyreadingaloudthetextANEXCITINGJOB
WepromotereadingaloudtostudentsandbystudentsinordertoresultinasenseofEnglishandadesiretobecomeafluentEnglishspeaker.SoReadaloudandcirclealltheexamplesof“-ing–form”inthetext.
Step2Pre-reading
Tohavethestudentslearnaboutsomenaturaldisasters.Togetthestudentslearnaboutthereasonwhythevolcanoeseruptandhowithappens.
Discussthequestionswithapartner.
1.Haveyoueverexperiencedatyphoon,asnowstormorahailstorm(冰雹)?
Tellyourpartnerwhatitwaslike.
2.Lookatthepicturebelow.Whatdoyouthinkhashappenedtothehouse?
3.Readtheinformationbesidethepicture.Howdoyouthinkyouwouldfeelduringthecycloneandafteritwasover?
DARWINDESTROYEDINONENIGHT
At1amon25December1974afierce(猛烈的)cyclone(旋风)hitDarwin,acityinthefarnorthofAustralia.Windsofupto170kilometerssweptthroughthecity,tearingroofsfromhouses,pullinguptreesandturningovercars.Sevenhourslater,thecyclonemovedawayfromDarwinandallwaspeacefulagain.ThedamagetoDarwinwashugeandalmostthewholecityhadtoberebuilt.
Step3Reading
1.Skimmingandcanning.
Togetabriefunderstandingofthetextandtogetthestudentstohavesomedetailsinthetext.
1.Readthetextquicklyandtrytogetsomedetailsfromthetext.Workinpairsandtrytoaskandanswerquestionsfromthetext.Questionscanbelikethese.
(1).Whyisavolcanologist’sjobimportant?
(2).WhereisMountKilauea?
(3).WhyisthelavathatflowsonMountKilaueamoredangerousthantheactualeruption?
(4).Whatcausedthewriter’sbedroomtobecomeasbrightasdayeventhoughitwasnight?
(5).Whydidthescientistshavetogetclosetothevolcanoafteritbeganerupting?
(6).Whywasitdifficultforthewritertowalktowardstheedgeofthecrater?
(7).Whatdoesthewriterfindimpressiveaboutvolcanoesevenafterstudyingthemformanyyears?
Suggestedanswers:
(1).Volcanologistsstudyvolcanoessothattheycanwarnpeoplewhenthevolcanoisgoingtoeruptandsosavemanylives.
(2).MountKilaueaisinHawaii.
(3).Thelavaflowsdownthemountainandcancoveruporburnvillagesinitspath.Therocksthateruptfromthevolcanousuallydon’tdamageanythingbecausenoonelivesnearthecrater.
(4).Thelightwascausedbythered-hotrocksandgasthateruptedfromthevolcano.
(5).Thescientistsneededgetsamplesofthelavasotheycouldstudythem.
(6).Theauthorwaswearingspecialprotectiveclothingthatmadeitdifficulttowalk.
(7).Theauthorisimpressedbythebeautyoftheeruptionandalsobyitspotentialtocausegreatdestruction.
2Listentothetapeanddealwiththelanguagepointsingroups
TotrainSs’listeningability
TotrainSslanguagecapacity
1.consider思考,主要用于:
consider+名词/-ing形式:
Heisconsideringstudyingabroad.他正在考虑出国留学。
consider+wh-:
Weconsideredhowweshouldhelpthem.我们仔细考虑应该如何帮助他们。
consider+副词:
Considercarefullybeforeyoudecide.要慎重考虑后再作决定。
2.risk风险、危险。
例如:
Hewastakingariskbyovertakingonabend.他在转变处超车是在冒险。
Thehouseisafirerisk.这房子有起火的危险。
3.burntotheground指楼房等被烧毁。
Hehasnoplacetoliveinbecausehishousehasbeenburnttotheground.
他无处栖身因为他的房子被烧掉了。
短语联想
burnaway烧掉:
Thewoodhadburntawaytonothing.木头已烧成灰烬。
burndown(建筑物)烧毁:
Thecinemaburntdownlastyear.电影院去年被烧毁了。
Theschoolwasburntdownbyvandals.学校被人纵火烧毁了。
burnoff烧掉:
Hewasbadlyinjuredintheaccident,andallhishairwasburntoff.
他在事故中严重受伤,头发也被烧掉了。
burnout烧坏:
Theenginebadburntout.引擎给烧坏了。
burnup烧毁、烧得更亮/旺:
Therocketburntupwhenitreenteredtheearth’satmosphere.
火箭重入地球大气层时烧毁。
Heputmorewoodonthefiretomakeitburnup.他往火上加木材想让它烧得更旺。
4.makeone’sway(向某地)走(去)。
Shehesitated,butmadeherwayforward.她犹豫了一下,但向前走去。
Shehastilylefttheroom,andmadeherwaytoherbed.她快速离开房间,朝她床边走去。
短语比较
makeone’sway还表示“有出息”。
Ifyouwanttomakeyourwayintheworld,youmustlearntoworkhardwhileyouarestillyoung.你若想要有出息,趁年轻的时候要学会发奋。
makeway(for)让路、让位:
Allthetraffichastomakewayforafireengine.所有的车辆都得给救火车让道。
Ishallmakewayforayoungerman.我将把(职)位让给更年轻的人。
5.enthusiastic(about)感兴趣的、热心的。
Sheseemedenthusiasticabouttheidea.她好像对这个主意很感兴趣。
Wegotanenthusiasticresponsefromourcustomers.我们得到了顾客们的热情反应。
effort可用作不可数名词,表示“力气”,例如:
Ittookalotefforttolifttheboxes.抬起那些箱子要花很大的力气。
effort也可用作可数名词,表示“费劲的事”、“尝试”,例如:
Itwasanefforttogetupthismorning.今天早晨起床很费劲。
Despiteallourefforts,wefailed.尽管我们尽了力,我们还是失败了。
Makeanefforttodosth.努力做某事。
Hemadeanefforttoarriveontime.他尽量准时到达。
7.diversity的意思是“变化多样”,“多样性”相当于variety,例如:
TheplantsofAsiashowgreatdiversityofform.亚洲的植物形态多种多样。
Theremustbeawidediversityofopinions.(对此)准是众说纷纭。
联想记忆variety(质量、种类或特征的)变化:
Youneedalotofvarietyinyourdiet.你的膳食要多样化。
种类、品种:
differentvarietiesofbananas不同品种的香蕉
avarietyof各种:
TheseT-shirtsareavailableinawidevarietyofcolors.
这些T恤有各种各样的颜色供挑选。
Step4Post-reading
Tohaveadeepunderstandingofthetext.
Answerthefollowingquestionsaccordingtothetext.
(1).InwhatprovinceisChangbaishan?
(2).Whatisanaturereserve?
WhyisChangbaishanafamousnaturereserve?
(3).Whatisthemostpopulartouristattractioninthereserve?
(4).WhatdoesTianchimean?
HowwasTianchiformed?
(5).WhatistheconnectionbetweentheManchupeopleandTianchi?
Step5Reflectivethinking
Thinkofapowerfulnaturalforce(suchasanearthquake,flood,typhoon,storm)thatyouhaveexperienced.Youcanuseyourimaginationifyouhavenotexperiencedanyofthesethings.Tellyourpartneraboutyourexperienceandhowyoufelt.
Step6Homework
1.Makesomesentenceswiththenewwordsandexpressions.
2.Trytowriteashortcompositionaboutanaturaldisaster.
Period4LearningaboutLanguage
1.ToenabletheSstomastersomenewwordsandexpressions.
2.TogettheSstomasterthegrammar.
Step1Freetalk
Talkaboutacertainnaturaldisasteryouhaveseenorheardabout.
Usethewords