Unit-4-Animal-Extinction-Using-language

ReadingIIDinosaurisananimalthatwecannotseeontheearthnow.Whatweseeinthemuseumarethefossilsofmanykindsofdinosaurs.Theywerefoundbythepeopleathomeandabroad.Somedinosaurshavelongnecksandtails,whileotherslooklikebirds.Enjoythevideo《JurassicPark(3D)》电影《侏罗纪公园3D》预告片hugefiercelargedangerousUsinglanguageFastReading1.Whendiddinosaurslive?2.Whendiddinosaursdieout?3.Howdiddinosaursdieout?1.Whendiddinosaurslive?Tensofmillionsofyearsago.2.Whendiddinosaursdieout?About65millionyearsago.3.Howdiddinosaursdieout?Alargerockhittheearthandputtoomuchdustintotheair.Theearthgottoohottoliveon.UsinglanguageCarefulReadingReadthepassageagainandtrytofinishtheTask2intheexercisebook1.Theylivedontheearthtensofmillionsofyearsago,longbeforehumanscameintobeingandtheirfutureseemedsecureatthattime.[点拨1]本句是一个由and连接的并列句，其中，longbefore引导时间状语从句，进一步解释说明tensofmillionsofyearsago，意为“在……之前很久”。注意：beforelong意为“不久以后”。如：IknewTomlongbeforeIknewyou.我在认识你之前很久就认识汤姆了。Wehopetofinishourexperimentbeforelong.我们希望不久就把实验做完。[点拨2]ontheearth在地球上。在earth,sun,moon等表达世界上独一无二的名词前,要加the。[点拨3]comeintobeing的意思是“开始存在;发生”。我们不知道这世界是什么时候存在的。Wedon’tknowwhentheworldcameintobeing.2.Whenscientistsinspectedthebones,theyweresurprisedtofindthatthesedinosaurscouldnotonlyrunliketheothersbutalsoclimbtrees.[点拨]本句中的tofindthat...是不定式作原因状语。不定式用来表原因时，常修饰表示情感、心理状态、性格等的形容词，如：happy，glad，lucky，fortunate，surprised，angry，anxious，cruel，clever，frightened，shocked，sorry，eager，proud，disappointed，foolish，impatient，unwise，naughty等。如：Weweresurprisedtoseehim.我们真想不到会见到他。WeareproudtobeyoungpeopleofnewChina.作为新中国的青年，我们感到很骄傲。Youwerefoolishtoactlikethat.你那样做很愚蠢。4.AccordingtoaUNreport,….accordingto根据,据……说AccordingtoJohn,thebankclosesat4p.m.Eachmanwillbepaidaccordingtohisability.dodo渡渡鸟ListeningDodo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。Ex3.Listentothetapeandchoosethesentencewhichgivesthemainideaofthestory.Saywhatiswrongwiththeotherthree.1.Thisstoryisabouthowfoolishthedodowas.2.Thisstoryisabouthowthedodobecameextinct.3.ThisstoryisabouthowthedodoandManbecamefriends.4.Thisstoryisabouthowtheotherbirdsandanimalstriedtosavethedodo.Listentothetapeandchoosethecorrectanswertocompleteeachsentence.1.Thedodois_____.A.fierceB.unkindC.friendlyD.foolish2.HewantstobelievethatManistellingthetruthbecause_____.A.ManisfriendlyB.hethinksManisfriendlyC.hethinksthebearsandmonkeyslieD.Manishisbestfriend3.Hedidn’trealizewhohadkilledmanyofhisfriendsuntil_____.A.MantoldhimthetruthB.theotherbirdstoldhimC.hesawhowhisfriendwasbeingkilledbyManD.themonkeystoldhimListeningtextThestoryofthedodoOnceuponatimeIlivedontheislandofMauritius.Iwascalled“dodo”.Thereweremanyofusandwewerefriendswithalltheotheranimalsontheisland.Onedayanewanimalcametomyisland.HisnamewasMan,andatfirstweseemedtobegoodfriends.WewenteverywheretogetherandIsharedmyfoodwithhim.However,Ibegantowonderwhyseveralofmydodofriendshaddisappeared.Thenthenumberofourspeciesbegantodecreasequickly.IwassoworriedthatIaskedtheotheranimalsandtheyalltoldme,“YourfriendsarebeingkilledandeatenbyManwhileyouarehuntingforfood.”HadManeatenthem?Icouldn’tbelieveit!WhenIaskedMandirectly,heseemedsurprised.“Ihaven’tseentheotherdodoseither.”hesaid.“Maybesomeoneelsekilledthem.”IbelievedhimbutwhenmoredodosdisappearedIsetatrap.IwentoffasifIwasgoingtohuntbutinsteadIhidintheforestandwaited.SureenoughMancamealong.Heranafterthelastofmydodofriendsandkilledher.IfeltsoangrythatIrushedoutofmyhidingplaceandstraightatMan’sspear.Hekilledmetoo.Afterthattherewerenomoredodosintheworld.Somymottois:becarefulwhoyoutrust.SpeakingInpairschooseanotherendangeredanimalwhichyouknowabout.Analysewhythisanimalisendangered.*Isitbeinghuntedandkilled?*Doesitnothaveenoughfood?*Isitbecauseitshabitatisbeingthreatened?IntentionPurposeI’mgoingtotohelp/saveIintend/mean/plantotoprotect…from…Iwillsothat…Discusswhatyoumightdotosaveit.Thesephrasemaybeusefultoyou.I’drathernot…I’dliketoI’mreadytoIfeellike…inorderto…butdo…toteacherthemalesson.topunishthosewhodoharmtowildlife.WritingWritealettertoWWFbasedonwhatyouhavediscussed,askingthemtohelpyousaveyourendangeredanimal.AnimalHabitatReasonforproblemWhiteRhinoAfrica1Destructionofthegrasslandswhereitlives2Huntingforhorn3toofriendlyandsoeasilycaughtPolarbearNorthPoleWarmingoftheseasmeansitislosingitshabitatoficeflowsAnimalHabitatReasonforproblemLeatherbackturtlePacificocean1Pollutantsinthesea2Eggstakenbypredatorsand/orhumans3ManybabyturtlesdonotgrowtobeadultsWhalesanddolphinsOceans1overhunting2Gasandoilfieldsinitsfeedingfounds3Collisionswithships4GettingcaughtinfishingnetsAnimalHabitatReasonforproblemElephantsAsiaandAfrica1Lossofhabitat2ConflictwithpeopleLynxEuropeandAsia1Lossofhabitat2ConflictwithpeopleDearWWF,Myfriend,ChenTing,andIhavebeendoingsomeresearchonendangeredanimals.WefoundthatthehabitatofpolarbearsisdisappearingbecausetheiceattheNorthPoleisgettingwarmer.Iworrythatwhenitdisappearsaltogether,therewillbenowhereforthepolarbearstolive.SampleletterFirst,Isu