Unit5IntotheUnknownDevelopingideasReading课件-高二英语选择性.pptx

Unit5IntotheunknownDevelopingideas

IPre-reading

contentsPre-readingILanguagepointsⅣFastreadingIIHomeworkⅤCarefulreadingIIIⅥPost-reading

Doyouknowhowdeeptheoceanis?

1.Whatdifferentzonesarethereintheocean?2.Whichpartsoftheoceandoyouthinkhavebeenexplored?3.Whatdoyouknowaboutthedeepestpartoftheocean?Workingroups.Lookatthepictureandanswerthequestions.Dofurtherresearchifnecessary.P56

1.Whatdifferentzonesarethereintheocean?2.Whichpartsoftheoceandoyouthinkhavebeenexplored?ThedifferentzonesintheoceanareSunlightZone,TwilightZone,MidnightZoneandAbyssalZone.SunlightZone,TwilightZone.P56

3.Whatdoyouknowaboutthedeepestpartoftheocean?ThedeepestpartoftheoceanisAbyssalZone.Itisanareawherethewaterdepthisabout2,000–5,000metres.Thetrenchcanbeloweredto6,000metres.Theseverydeepareasaresometimescalled“Super-abyssalzones”.?Actuallyitisthelargestecologicalregiononearth.P56

Morethan500yearsafteritwaslostinastorm,theEsmeraldawasdiscoveredoffthecoastofOman.TheshipisbelievedtobepartofavoyageledbyPortugueseexplorer,VascodaGamaduringhissecondvoyagetoIndia(1502–1503).BackgroundInformation?Oman阿曼（西南亚国家）Portuguese葡萄牙VascodaGama达·伽马

theEsmeralda爱丝梅拉达号文化知识：船只为什么用女性名称命名？古希腊渔民经常称他们的渔船为“Artemida”，希望钓到好鱼。在希腊神话中，Artemis被认为是狩猎的女神和守护神。自古希腊以来，船一直以安全和保护的理念选择女性名称，因为水手们认为，这艘船将保护他们的旅程，就像母亲在怀孕期间照顾孩子一样。西方也迷信女子上船会有霉运。

AlthoughtheEsmeraldawasfirstlocatedin1998,itwasexploredbymarinearchaeologistsbetween2013and2015.Researchersusedadvancedtechnologytoexaminesomeoftheobjectsontheship.Forexample,CTscanningwasusedtoidentifytwosilvercoinsandabell.marinearchaeologists海洋考古学家BackgroundInformation

TheJiaolong,China’smanneddeep-seavessel,isnamedafteramythicalChineseseadragon.Atroughly8.2metreslong,3metreswideand3.4metreshigh,itweighs