Unit+5+Revealing+nature+Vocabulary+ +Starting+out 高二英語外研版（2019）選擇性必修第一冊

Vocabulary&StartingoutUnit5Revealingnature1.LearnthewordsofUnit5.2.Understandtheimportanceofnature,andthinkabouthowtoprotectournature.英譯漢1.seed2.disgrace3.geologist4.sample5.ancestor6.characteristic7.worldwide8.giant9.myth10.legend11.cybercrimen.種子，籽n.丟臉，恥辱n.地質(zhì)學(xué)家n.樣本n.(動物的)原種，祖先n.特征，特性adv.遍及全世界adj.巨大的，特大的n.(古代的)神話n.傳說，傳奇n.網(wǎng)絡(luò)犯罪Activity1

Importantwords.漢譯英12．遙遠(yuǎn)的

adj.13．進(jìn)化

v.14．猜想，懷疑

v.15．產(chǎn)生，創(chuàng)造

v.16．減少

v.17．責(zé)怪，指責(zé)

v.18．原始的，低等的

adj.

19．發(fā)現(xiàn)，察覺

v.20．把……聯(lián)系起來；連接

v.

distantevolvesuspectgeneratedeclineblameprimitivedetectlinkActivity2

Importantphrases.1．源于……的，原產(chǎn)于……2．?dāng)D滿3．適應(yīng)4．各種各樣的，種類繁多的5．是……的棲息地/家鄉(xiāng)6．追溯到7．完成(任務(wù))；執(zhí)行；實(shí)施8．a(chǎn)nswerthecall9．beadisgrace10．inquestionbenativetobecrowdedwithadapttoavarietyofbehometodatebacktocarryout響應(yīng)號召是恥辱，是丟臉的事討論(議論)中的1．Whatarethey?BeforeyouwatchKomododragon(科莫多巨蜥)Duck--billedplatypus(鴨嘴獸)Nautilus(鸚鵡螺)OriginKomododragonswerefirstencounteredbyWesternresearchersin1910whosaidtheancestoroftheKomododragonmostlikelyevolvedinAustraliaandspreadwestward,reachingtheIndonesianislandofFlores900,000yearsago.SizeTheKomododragonisthelargestlizardintheworld.Itcangrowtothreemetresinlengthandcanweighabout135kilograms.Despiteitssizeandweight,itcanrunforshortdistancesatupto20kilometresperhour.OriginTheoldestdiscoveredfossilofthemodernplatypusdatesbacktoabout100,000yearsago.FeaturesTheduck-billedplatypusisasmallegg-layingmammal(upto60cminlength)foundonlyinEasternAustraliaincludingTasmania.Asitsnamesuggests,ithasamouththatlookslikeaduck’sbill,whileitsthickfurandflattailaresimilartothoseofabeaver（海貍）.OriginFossilrecordsindicatethatthenautilushassurvivedrelativelyunchangedforaround500millionyears.“LivingFossil”2．Whatmakesthemspecial?Theyareallspeciesthatexist______________yearsonearth.Theyareoldand_______.thousandsofrare1．Howcantheseedstravel?Seedsusuallyarecarriedbythe____，_____，_______or______.2．Howcanthisbenefitplants?Whileyouwatch1．Howcantheseedstravel?Seedsusuallyarecarriedbythe____，_____，_______or______.windwateranimalspeople2．Howcanthisbenefitplants?In

fact,seedshavea_________chanceatlifewhentheyarefurtherawayfromtheirparentplant.Growingtooclosetotheparentplantmeansseedsmightnotgetenoughsun,waterand_________fromthesoil.Also,aspeciesismorelikelyto_________ifitsmembersaremorewidelyspread.betternutrientssurviveTask1

DiscussionAfteryouwatchWhatHowWhyMapleseedsCarriedby_____Mapleseedshave__________thatspinandkeepthemintheairforlonger.

Dependingonthe____________ofthewind,theycansometimestravelforhundredsofkilometers.CoconutCarriedby_____Whenacoconutfallsfromatreeontothebeach,the_____picksitupathightideandcarriesitawaytogrow

somewhereelse.Itshard_______allowsittofloatonthewaterforalongtime.FleshyfruitsCarriedby______________Manyplantsproduce_________fruitsthatanimalsliketoeat.Theanimalreceivesthenutrientsofthefruit,butthe_______whichcan’tbedigestedispassedoutlater.windwateranimalsorpeoplewingsstrengthseashellfleshydigestedTask2

Completethepassageandreaditcarefully.HowSeedsTravelPlantscannotmovefromplacetoplace，butseedscan.Theycantravelgreatdistances.Theymay1.__________(carry)bythewindoruponthewater.Theymayalsobecarriedbyanimalsorpeople.Seedsthatarecarriedbythewindoftenhavespecialshapes.Mapleseedshavewingsthatspinandkeepthemintheairforlonger,2.________(allow)themtolandinallkindsofplaces.Dependingonthe3.________(strong)ofthewind，theycansometimestravelforhundredsofkilometres.Coconutsarecarriedalongbyoceancurrents.Whenacoconutfallsfromatreeontothebeach，theseapicksitupathightideandcarriesitawaytogrowsomewhereelse.4.___(it)hardshellallowsittofloatonthewaterforalongtime.Anotherwayforseedstotravelisthroughthedigestivesystemsofanimals.Manyplantsproduce5.______(flesh)fruitsthatanimalsliketoeat.Theanimalreceivesthenutrientsofthefruit,6.___itdoesnotdigesttheseed，whichispassedoutsometimelater.becarriedallowingstrengthItsfleshybutOfcourse，animalsmove，sotheseedcaneasilyendupalongwayawayfromtheparentplant，especiallyifthefruitiseatenbyabird.Infact，seedshavea7.______(good)chanceatlifewhentheyarefurtherawayfromtheirparentplant.Growingtooclosetotheparentplantmeansseedsmightnotgetenoughsun，waterandnutrientsfromthesoil.Also，aspeciesismorelikelytosurviveifitsmembersaremore8.______(wide)spread.That’s9.___naturehascomeupwithallsortsofdifferentwaysforseedstotravel.Howandwhyseedstravelarejustsomeexamplesofthewonderfulwaysin10._____natureworks.Perhapswecanlearnsomethingfromthenaturalwo