必修二unit4-Animal-extinction市公開課一等獎省賽課微課金獎課件

UsingLanguageAnimalextinction1/18Lookatthesepicturesandanswerquestions:They___________________alongtimeago.disappeared/diedoutQ1:Whatarethey?Q2:Whathappenedtothem?Theyare_________dinosaurs2/18Whatmightbethereasonsfortheirextinction?Guessing3/18Whendiddinosaurslive?Tensofmillionsofyearsago,longbefore

humans

cameintobeing.Whendiddinosaursdieout?FastReadingDinosaursdiedoutsuddenlyabout65millionyearsago.Howdiddinosaursdieout?Maybethat’sbecauseahugerockfromspacehittheearthandputtoomuchdustintotheairorbecausetheearthgottoohottoliveon.FastReadingFastReading4/18Trueorfalse

TherearemanydifferentspeciesofdinosaurandallofthemhavebeenfoundinChina.Notlongago,ararenewspeciesofbird-likedinosaurwasdiscoveredinHenanProvince.anumberLiaoningFFCarefulReading5/183.Somescientistsaresuredinosaursdiedoutbecausetheearthgottoohotforthedinosaurstoliveonanymore.FthinkCarefulReading6/18longbefore“很久之前”，引導______從句。

Itwillbelongbefore+從句(很久之后才…)

Itwill(not)belongbefore+從句(很快就....)

Languagepoints1.Theylivedontheearthtensofmillionsofyearsago,longbeforehumanscameintobeing…時間狀語7/18Ex.It___longbeforewe___theresultOftheexperiment.A.willnotbe;willknowB.is;willknowC.willnotbe;knowD.is;know拓展：beforelong很快以后8/18ontheearth在地球上。在earth,sun,moon等表示世界上獨一無二名詞前，要加the。onearth終究；到底。9/18◆2.comeintobeing:形成,產(chǎn)生■漏油事件危害到了許多海鳥生存，這促使了許多以保護鳥類為目標社會團體形成______withoilspills____manyseabirds,whichhasencouragedsocietiesto____________,whose___istosavethebirdsIncidentsharmcomeintobeinggoal■我們學校是1997年建立※Ourschool___________in1997ABsetup

wassetup※Ourschool___________in1997cameintobeingABwascomeintobeingcomeintobeing不能夠用被動語態(tài)Thereisastoryabouthowtheword“sandwich”___________AcameintobeingBwascameintobeingCcametopowerDwascametopowerA10/18◆3.accordingto:按照，依據(jù)….所說■依據(jù)標題和圖片,這篇文章主要講是什么內(nèi)容？Whatisthemainideaofthepassage_________the____andthepicturesaccordingtotitle■

Wearepaid__________howmuchworkwedid.■

____________manyoldpeople,helikesthiskindofsong.ABCDaccordingtoaccordingtoasaresultofWiththehelpofIncommonwith11/184.Somescientiststhinkitcameafteranunexpectedincidentwhen…

incidentn.事件；事變Theseriousincidentalongtheborderincreasedourfearsofthewar.12/18accident,incident,event這些名詞都有“事故、事件”之意。accident:強調(diào)偶然或意外發(fā)生不幸事情。incident:既可指小事件或附帶事件，又可指政治上含有影響事件或事變。event:可指任何大小事件，但尤指歷史上重大事件。13/18

野生動植物保護基金會定時視察大熊貓保護區(qū)，結(jié)果那里大熊貓得到了很好保護。他們確保任何大熊貓捕獵者會受到處罰，毫不留情。

TheWWF_______thepanda_______regularly_______thepandastherearewellprotected.Theymakesurethatanyonewho____apandawillbepunish____________inspectsreservesothathunts

withoutmercysothat◆“結(jié)果…”引導結(jié)果狀語從句■

Pleasespeakloudlyandclearlysothat“為了”引導目標狀語從句◆

so…that…“如此…以至于”■

Everybodylentahandsothat■TheflyingcarpettravelledsofastthatnextminutetheywereinZimbabwetheworkwasfinishedaheadoftime.(結(jié)果)everyonecanhearyou(為了)5.sothat14/18DodoItstoodaboutameter(3

feet)tall,weighingabout20

kilograms,livingonfruit,andnestingontheground.15/18Thedodohasbeenextinctsincethemid-to-late17thcentury.Itbecameextinctinabout1681.Itsextinctionwasdirectlyattributabletohumanactivity.16/1