科技英语视听说课程内容整合

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1、A.RoleReversalI.WordsandPhrases71.bacon腌猪肉，熏猪肉2.stroller（婴幼儿的）小推车3.diaper尿布4.attorney律师5.deleterious有害的7II.Questions1.Whatarethetraditionalrolesinafamily?Momstaysathomeanddadgoesouttobringhomethebacon.2.Whatarethefindingsfromamajorheartstudy?Menwhohavebeenstay-at-homedadsforatleast10yearshavea

2、n80%greaterchanceofdyingfromheartdiseasethanthosewhotraditionallyworkoutsidethehome.3.Whydothesemenstayathomebaby-sittingtheirchildren?Becausetheirwives’incomesarehigher.B.ThePrivateLifeofPlants(1)Episode1:TravelingI.Words71.dock羊蹄2.hazel榛子3.foxglove毛地黄4.bramble悬钩子5.earth-star地星6.bird-cageplan

3、t角叶月7.woodanemone/windflower银莲花8.spore孢子9.puffball马勃菌10.dandelion蒲公英7II.Questions2.Whywehumanbeingsareseldomawareofthedramashappeningtoplants?Weandplantsliveonadifferenttimescale.4.Whenwecondense3monthsinto20seconds,whatdramaticchangesofplantscanwesee?Thedesolationofwinterquicklywarmsintotheri

4、otofspring.6.Whydobird-cageplantstraveltofindanewplace?Thedesertdunesarealwaysmovingandashelteredsitecansuddenlybecomeintolerablyexposed.10.Howdotheseedsofdandelionsfly?Aspecialapparatusisneededbytheseedsofdandelionstofly.Eachseedofthedandelionisfittedwithitsownindividualparachute.C.PolarBears

5、I.Words1.walrus海象72.skinny皮的，皮包骨的3.jeopardize危及，处于危险状况4.ratify批准，认可5.protocol条约，草案II.Questions3.WhatwillhappenintheArcticOceanin100yearsbytheendofeachsummerifthetrendcontinues?TherewillbenoiceatallintheArcticOcean.D.ThePrivateLifeofPlants(2)Episode2:GrowingI.Words71.canopy罩盖，天蓬72.fern（蕨类植物）羊齿植

6、物3.pore气孔4.sapling树苗5.chestnut栗子树，栗子6.sycamore枫树，梧桐7.larch落叶松8.begonia秋海棠9.chlorophyll叶绿素10.photosynthesis光合作用11.mimicry模拟；拟态12.shrivel起皱纹13.pebble鹅卵14.gravel碎石子15.nectar甘露16.caterpillar毛毛虫17.bogus假的18.passionflower西番莲19.mimosa含羞草20.carnivorousplants食肉植物77II.Questions4.Whatwillhappentoleavesif

7、waterliesontheirsurface?Itclogsupthepores./Itblocksthepores.6.Nametheexamplesgiveninthisepisodetoexplainhowplantsusemimicrytodefendthemselves?PebbleplantsPassionflowers7.Whatisthedramaticsolutionasensitivemimosapossessestodefenditself?O