人教新课标高二英语选修6第四单元 Unit 4 Global WarmingBook 6 学案含答案Word文档下载推荐.docx
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人教新课标高二英语选修6第四单元 Unit 4 Global WarmingBook 6 学案含答案Word文档下载推荐.docx
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《世纪金榜》P42-43:
文本研析:
整体阅读First,Second,Third
II.【While-class】
Step1.Groupdiscussion
Step2.Consolidation
A.Fastreading:
readthepassagequicklyandanswerthequestionsbelow.
1.Whowrotethemagazinearticle?
Whatisthenameofthemagazine?
2.Whatarethenamesofthethreescientistsmentionedinthearticle?
3.Whatdotheythinkaboutglobalwarming?
Dotheyagreewithoneanother?
4.Whatisthemaintopicofthearticle?
B.Skimming:
skimthepassagetodecidethefollowingsentencestrueorfalse.
1.Thetemperaturelastcenturydidn’tincreasemuch.()
2.Everyonebelievesthatglobalwarmingiscausedbytheactivitiesofhumans.()
3.JaniceFosterbelievesthatglobalwarmingiscausedbyburningfossilfuels.()
4.Naturalgasisagreenhousegas.()
5.PeopleacceptCharlesKeeling’sdatabecausehetookaccuratemeasurements.()
6.Carbondioxideisabyproductofburningfossilfuels.()
C.Detailedreading
1.Whatdothetwographsshowus?
Theyshowthatthe____________________andthe________________havebeenincreasing
2.Whoarethetwoscientists?
Andwhataretheiropinionsaboutglobalwarming?
Name
Opinions
_____________
Carbondioxidehascausedtheglobaltemperatureto__________.
Anincreaseoffivedegreeswouldbea________________and
couldbe________________.
______________
Morecarbondioxideisa________________thing,whichmakesplants____________________;
crops___________________andwillencourage______________________________.
D.Blanksfilling
When1._______________(compare)withmostnaturalchanges,thatthetemperatureoftheearthroseaboutonedegreeFahrenheitduringthe20thcenturyisquiteshocking.Andit’shumanactivity2._______________hascausedthisglobalwarmingrather3.________________arandombutnaturalphenomenon.DrJaniceFosterexplainsthatweaddhuge4.__________________ofextracarbondioxidetotheatmospherebyburningfossil5._________________.Fromthesecond6.________________andthediscoveryofCharlesKeeling,allscientistsbelievethattheburningofmoreandmorefossilfuels7._________________(result)intheincreaseincarbondioxide.Greenhousegasescontinuetobuildup.Somethinkthatthetrendwouldbea8._________________.Ontheotherhand,GeorgeHambley9.__________________(statement)thatmorecarbondioxidewouldencourageagreaterrangeofanimalsandbringus10._________________betterlife.
Step4.Presentation
Step5.Summary
III.【Post-class】
Self-reflection
Keys:
Ⅲ.【While-class】
1.SophieArmstrongwrotethemagazinearticle.Thenameofthemagazineis“Earthcare”.
2.TheyareDr.JaniceFoster,CharlesKeelingandGeorgeHambley.
3.Therearesomeverydifferentattitudesamongscientiststowardsthisissue.
Somethinktheeffectswillbeterrible,whilesomeothersbelievethatweshouldnotworryaboutit.
4.Globalwarming/Thewarmingoftheearth.
TTFTFT
1.temperature;
carbondioxidecontent
2.
JaniceFoster
Carbondioxidehascausedtheglobaltemperaturetogoup.
Anincreaseoffivedegreeswouldbeacatastropheand
couldbeveryserious.
GeorgeHambley
Morecarbondioxideisapositivething,whichmakesplantsgrowquicker;
cropsproducemoreandwillencourageagreaterrangeofanimals.
1.compared2.that3.than4.quantities/amounts5.fuels6.graph7.hasresulted8.catastrophe9.states10.a
Unit4GlobalWarming(Book6)
Period2LanguagepointsinReading1
1.Learnandgrasptheimportantusefulnewwordsandexpressions.
2.Learntheimportantusefulsentencesandpatterns.
3.Makesentencesaftertheusefulexpressions.
1.LearningDifficultPoints.
2.Understandsomedifficultandlongsentences.
Ⅰ.【Pre-classhomework】
A.TranslatethephrasesintoEnglish:
1.发生;
造成
2.同意;
赞成;
订购
3.大量的
4.上升;
增长;
升起
5.导致
6.反对
7.即使
8.继续
9.与……相比;
将……比作
10.继续做某事
11.人类活动
12.由于
13.温室气体
14.温室效应
15.化石燃料
16.倾向于做某事
17.引起某人做某事
18.改善生活
19聚集;
逐步建立
20.急剧增长
B.Makesentencesusingthefollowingwordsandphrases:
1.comeabout
2.quantity
3.tend
4.resultin
5.oppose
6.consequence
7.range
8.glance
Ⅱ.【While-class】
Step1Discussion
Ssdiscusstheirpre-classhomeworkingroup
Step2Presentation
Step3Consolidation:
1.Thereisnodoubtthattheearthisbecomingwarmer.
翻译:
______________________________________________________________________
仿写:
毫无疑问,汽油的价格正在上涨。
___________________________________________________________________________
2.Itishumanactivitythathascausedthisglobalwarmingratherthanarandombutnaturalphenomenon.
3.ItwasascientistcalledCharlesKeelingwhomadeaccuratemeasurementsoftheamountofcarbondioxideintheatmospherefrom1957to1997.
他是在1988年加入共青团的。
错的是你。
这消息他最早是从贝蒂那儿听来的。
4.Thatprobablydoesnotseemmuchtoyouorme,butitisarapidincreasewhencomparedtoothernaturalchanges.
生活常常被比作航行。
如果你将英式足球与美式足球相比,你就会发现很多不同。
5.Thereisanaturalphenomenonthatscientistscallthe‘greenhouseeffect’.
现在有工厂放出废水污染环境这样的自然现象。
eabout2.subscribeto3.quantitiesof4.goup5.resultin6.beopposedto
7.evenif8.keepon9.compareto10.continuetodosth.11.humanactivity
12.dueto13.greenhousegases14.greenhouseeffect15.fossilfuels
16.tendtodosth.17.causesb.todosth.18.makelifebetter19.buildup
20.arapidincrease
Step3.Consolidation
1.翻译:
毫无疑问,地球正在变暖
Thereisnodoubtthatthepriceofgasisgoingup.
2.翻译:
是人的活动引起全球变暖而不是一种无规律的自然现象
3.翻译:
是一个叫CharlesKeeling的科学家曾经把1957-1997年期间大气层中二氧化碳的含量作了精密的统计。
Itwasin1988thathejoinedtheLeague.
Itwasyouwhohadbeenwrong.
ItwasfromBettythathefirstheardthenews。
4.翻译:
那对你我来说好像无关紧要,但与其他自然变化相比,它却是一种快速的增长。
Lifeisoftencomparedtovoyage.
IfyoucompareBritishfootballwithAmericafootball,you’llfindmanydifferences.
5.翻译:
有一种科学家称之为“温室效应”的自然现象
Thereisanaturalphenomenonthatfactoriesletoutwastewatertopollutetheenvironment。
Period3GrammarTheuseof“it”(Ⅱ)
Learnabouttheuseof“it”inemphasissentencestructure.
Howtouse“it”inemphasissentencestructure.
Learnhowtousetheuseofitcorrectly.
Ⅰ.【Pre-classhomework】
1.Trytounderstandthemeaningofthesentences
(1)Humanactivityhascausedthisglobalwarmingratherthanarandombutnaturalphenomenon.
Itishumanactivitythathascausedthisglobalwarmingratherthanarandombutnaturalphenomenon.
(2)Theburningofmoreandmorefossilfuelshasresultedinthisincreaseincarbondioxide.
Itistheburningofmoreandmorefossilfuelsthathasresultedinthisincreaseincarbondioxide.
(3)AscientistcalledCharlesKeelingmadeaccuratemeasurementsoftheamountofcarbondioxideintheatmospherefrom1957to1997.
ItwasascientistcalledCharlesKeelingwhomadeaccuratemeasurementsoftheamountofcarbondioxideintheatmospherefrom1957to1997.
语法规则:
It用于构成_______,该强调句的基本句型结构是:
________________________。
在强调句中,去掉“_________________________________”,剩余的部分仍能成为一个_______句子,且该句子的意思与带有强调句结构的句子意思仍然完全______。
2.Drawaconclusionaccordingtothesentences.
(1)ItwasKoreantelevisionjournaliststhat/whofilmedlongsectionsofrehearsaloftheopeningceremony.
Itis/was+_____+that/who+句中剩余部分
(2)Itisameetingthattheywillhavetomorrow.
(3)Itwasinthishousethatweheldtheparty.
(4)ItwasnotuntilshetookoffhersunglassesthatIrealizedshewasmyfavoritesportsstar,GuoJingjing.
________________+被强调部分+that/who+句中剩余部分
注意:
根据上边例子可知,强调句可以强调一个句子中除定语、谓语以外的任何句子成分。
Step1.Lead-in
Step2.Groupdiscussion
A.Completethesentenceswithproperwords.
1.ItwasontheearlymorningofApril1st___________heleftforBeijing.
2.Itwastheplace___________theyoncestayedthreeyearsago.
3.Itwasawinterm
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