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X1U1ReadinglLearning Objectives:By theend ofthis section,you willbe ableto:l.give briefintroductionto differentzones of the ocean;
2.analyze thewriting techniquesof thedocumentary transcript;
3.develop interestin thescientific explorationof thesea.Learning Procedures:Stepl Lead-in
1.What doyou knowabout theworld beneaththe ocean
2.Would youdive tothe oceanbottom ifyou hadthe chanceWhy orwhy notStep2Read forstructureRead thedocumentary transcriptand completethe chartbelow.Step3Read fordetails
1.Read Paras.2-4and completethe followingtable.Zones EnvironmentLife forms/Geological formationsTheopen oceanMost visiblelight Muchoftheknown marinelife suchas•Almost no________life•Small____________The twilightzone_________sunlight•Hunter with______________eyesand______teethThe deep ocean•No light•__________,strange organisms•Temperatures just•fish havingbothabove________________organs•_____pressuresThe oceanfloor•__________and otherorganismsconditions•Hydrothermal vents,the MarianaTrenchand rockbridges
2.How doyou understandthe lastsentence inPara.2Tvolution,it seems,helpsboth thehunter thehunted inequal measure!”helps thehunter evolveunique,which canallow themto.Meanwhile,it alsohelpsthe preyevolve scharacteristics and.
3.How doblind creaturesin the deepoceanmanage tosurvive Para.
34.What haschange scientificopinion aboutthe chancesof therebeing lifeelsewherein theuniverse Para.4Step4Read forappreciation
1.Why doesthe authormention exploringspace inPara.
12.Why doesthe authormention MountQomolangma whendescribing theChallengerDeep inPara.
43.At theend ofthe lastparagraph,a questionis asked.What isthe authorspurpose ofwriting inthis wayStep5Critical thinkingWatcha videoand discussthe followingquestions ingroup.
1.What arethe challengesfaced indeep-sea exploration
2.Why isit worthwhileto explorethedeepoceanStep6HomeworkFinish PartB2on page5and polishit upwith yourpartner.。
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