必修2 unit4 animal extinction.ppt

《必修2 unit4 animal extinction.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、AnimalExtinctionDinosaursComprehendingWhat’sthetitleofthisreading?What’retheanimalsinthepicture?Supposeyouwritethispassagewiththehelpofthetwopiecesofinformationabove,whatwillyouwriteabout?living&disappearingtime;howtheydiedout;reasonsfortheirextinction…AnimalExtinctionDinosaursGothroughthepassage,

2、andfillintheblanksonthetable.______livingtimelongbeforehuman_______________________timeAbout65millionyearsagofoundinChina26_______includingthebird-likedinosaurreasonsAnunexpected_____________toomuch___________intotheairTheearthwastoohotto______________Dinosaurscameintobeingdisappearingspeciesincid

3、entdustliveon_____844animalsandplantstimeofdyingoutInthe______500yearsanexampleA_______animaldodoontheIslandofMauritius.About/SomelastfriendlyTrueorfalseTherearemanydifferentspeciesofdinosaurandallofthemhavebeenfoundinChina.Notlongago,ararenewspeciesofbird-likedinosaurwasdiscoveredinHenanProvince.

4、Somescientistsaresuredinosaursdiedoutbecausetheearthgottoohotforthedinosaurstoliveonanymore.Dinosaursdiedoutquicklyabout65millionyearsagoandmanyanimalshavediedoutinthesameway.severalLiaoningthinkFFFTWhywerethescientistssurprisedwhentheyinspectedthebonesofabird-likedinosaur?Whyandhowdiddinosaursdis

5、appearedfromtheearthinsuchashorttime?Whenscientistsinspectedthebones,theyweresurprisedtofindthatthesedinosaurscouldnotonlyrunliketheothersbutalsoclimbtrees.Nobodyknowsforsurewhyandhowdinosaursdisappearedfromtheearthinsuchashorttime.Whenscientistsinspectedthebones,theyweresurprisedtofindthatthesedi

6、nosaurscouldnotonlyrunliketheothersbutalsoclimbtrees.notonly…butalso…e.g.Heisnotonlycleverbutalsohardworking.Jane不但会跳舞，还会画画。Janecannotonlydance,butalsodraw.Nobodyknowsforsurewhyandhowdinosaursdisappearedfromtheearthinsuchashorttime.forsure:肯定地，确切地Nobodyknowsforsurewhatreallyhappened.Milanaregoingt

7、owinthegameforsure.当她听说你需要帮助的时候，她肯定会回家。She’llcomehome_______whenshehearsthatyouneedhelp.是的，你就会见到他。他肯定会在那儿。Yeah,you’llseehim.He’ll________________.forsurebethereforsureS+be+adj.+todosth/tobedonee.g.Yourparentswill