UsingLanguageⅠ

人教课标高一必修2Unit4,HaveyoueverseenthefilmJurassicPark?,CanyousharesomethingAboutdinosaurs?,Dinosaurisananimalthatwecannotseeontheearthnow.Whatweseeinthemuseumarethefossilsofmanykindsofdinosaurs.Somedinosaurshavelongnecksandtails,whileotherslooklikebirds.,ANIMALEXTINCTION,1.Whendiddinosaurslive?Tensofmillionsofyearsago.2.Whendiddinosaursdieout?About65millionyearsago.,Task2Choosethebestanswerstothequestionsbelow.,1.Themainideaofthepassageis_.,Howdinosaurswerediscovered.B.Aboutthehistoryofdinosaurs.C.Abouttheextinctionofdinosaurs.D.Aboutanimalsdyingout.,2.Accordingtothepassage,whatmadescientistssurprised?,Thewaythebonesofdinosaurswerejoinedtogether.B.Some844animalsandplantshavedisappeared.C.Dinosaurscouldnotonlyrunbutalsoclimbtrees.D.Nobodyknowsforsurewhyandhowdinosaursdisappeared.,3.AccordingtoaUKreport,weknowthat_,Dodocouldhavelivelongerontheearth.B.Some844animalsandplantshavedisappearedinthepast500years.C.Toomuchdustintheairkilledthedinosaurs.D.Scientistsarenotcertainaboutthereasonfordinosaursextinction.,4.Thepossiblereasonsforthedisappearanceofdinosaursarethefollowingexceptthat_.,theylivedontheearthtensofmillionsofyearsago.B.Itcameafteranunexpectedindident.C.Theearthgottoohotforthemtoliveon.D.Nobodyknowsthereasonforsure.,5.Whatdoyouthinkwillbediscussedinthenextparagraph?,Thereasonfordinosaursextinction.B.Introductiontoanotherkindofbird-likedinosaur.C.Thestoryofdodoanditsextinction.D.Introductiontomanyotherplants,animalsandinsectsthathavediedoutrecently.,dodo,渡渡鸟,Task2Listentoastoryaboutdodoandhowitdisappearedfromtheearth.ThenChoosethemainideainExercise3onP30.,Dodo鸟是一种不会飞的鸟，仅产于毛里求斯。拥有肥胖的身子和巨大的嘴。16世纪后期，欧洲殖民者来到了毛里求斯。不会飞又跑不快的Dodo鸟很快成为欧洲人来到岛上后主要的食物来源。人们开始大量的滥捕滥杀可怜的Dodo鸟，有时每天可以捕杀到几千只到上万只。由于过度的捕杀，很快岛上Dodo鸟变得越来越少。1681年，最后一只Dodo鸟被残忍的杀害后，从此，地球上再也见不到这种东西了，除非是在博物馆的图片中。,Findthewordorexpressionsfromthetext.,1._adj.激烈的，凶猛的2._n.事件，事变3._vigrasslandisdestroyedwithout_(仁慈)sothat_(尘土)storms_(形成)_(影响)_(远处的)cities.,Dinosaurs,diedout,unexpectedincident,wildlife,indanger,doharmto,arehunted,fur,carpets,sothat,secure,reserves,mercy,dust,comeintobeing,affecting,distant,Lastyear,scientistssawsomemonkeys(擦拭)_(擦拭)witha_(某一)kindof_(昆虫)to_(保护自身免受)_(凶猛的)_(蚊子)_(叮咬).(根据)_theresultofthe_(检查),theyfoundthattheinsect_(含有)a_(强有力的)drug,solocalfarmerswere_(雇佣)tocatchtheinsects.The_(结局)wasthattheinsectsdisappearedfromthewhole_(地区).,rubbing,certain,insects,fierce,protectthemselvesfrom,mosquitoes,biting,Accordingto,inspection,contains,powerful,employed,ending,zone,Whentoldthatitwasa_(损失)tohumans,thefarmers_(笑出声来)and_(回答),“Ourreallossisour_(正在减少的)_(收入).”Weshould_(意识到)thenaturalbalanceand_(更加注意)the_(重要性)ofwildlife_(保护).Notuntilwe_(成功)lettingwildlifelive_(安宁地),canwesmil