科技英语视听说期末

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1、ThePrivateLifeofPlants(1)Episode1:TravelingI.Words1.dock2.hazel3.foxglove4.bramble5.earth-star6.bird-cageplant7.woodanemone8.spore9.puffball10.dandelionII.Questions1.Whatproblemsdoplantshavetofacethroughouttheirlivessoastosurvive?4.Whydobird-cageplantstraveltofinda

2、newplace?7.Howdotheseedsofdandelionsfly?9ThePrivateLifeofPlants(2)Episode2:GrowingI.Words1.fern2.pore3.larch4.begonia5.chlorophyll6.photosynthesis7.mimicry8.shrivel9.pebble10.nectar11.caterpillar12.bogus13.passion-flower14.mimosa15.carnivorousplantsII.Questions6.Na

3、metheexamplesgiveninthisepisodetoexplainhowplantsusemimicrytodefendthemselves?7.Whatisthedramaticsolutionasensitivemimosapossessestodefenditself?8.Namethecarnivorousplantsgiveninthisepisode?9AnInconvenientTruthI.Words1.infraredradiation2.culprit3.vulnerable4.varnis

4、h5.lukewarm6.pixel7.smallpox8.polio9.devastate10.apartheidII.Questions1.Whatarethethreefactorscausingthecollisionbetweenourcivilizationandtheearth?I.Words1.walrus2.skinny3.jeopardize4.fatreserves5.protocolII.Questions2.Whypolarbears’survivalisbeingthreatened?9Journ

5、eyofLife(1)ProgramOne:LifeintheSeaI.Words1.bizarre2.predator3.gillslits4.embryo5.mayhem6.haven7.lethal8.jellyfishII.Questions2.Whatisthenaturalselection?5.Thereisanenormousvarietyoflifeontheplanet.Howdiditcomeabout?ProgramTwo:LifeonLandI.Words1.buoyancy2.kelp3.arth

6、ropod4.burrow5.louse6.vertebrate7.finII.Questions2.Wheredidalllifebegin?Andwhy?9JourneyofLife(2)ProgramThree:LifeintheSkyI.Words1.sprout2.bask3.tendon4.larva5.jackpot6.swat7.munchII.Questions3.Whatarethegoodreasonsforlifetogetintotheair?ProgramFour:LivingTogetherI.

7、Words1.huddle2.spawn3.engulf4.cricket5.mantis6.orchid7.raven8.bluffII.Questions1.Whatistherelationshipbetweenleopardsealsandpenguins?3.Whataretheexamplegiventoexplainthenaturalselectiondrivensomecreaturestoextremes?9TheSunI.Words1.tantrum['tAntrEm]2.wreak[ri:k]3.ga

8、laxy['gAlEksI]4.goldilocksplanet5.solstice['sClstIs]6.porridge['pCrIdV]7.apparatus[,ApE'reItEs]8.strata['stra:tE]9.prism['prIzEm]10.helium['hilIE