大鲵养繁殖及产业化开发可研报告3

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1、themeparksarenotonlyamusingbutalsoeducational.TakethePolynesianCulturalCenter(PCC)inHawaiiforexample.ItnotonlyshowsvisitorsthePolynesianwayoflifebutalsoprotectstheirskillsandcultureforthefuture.PolynesiaisthenamegiventomanygroupsofsmallislandsthatarespreadaboutthePacificOcean. ThePCCissetin42acr

2、esofbeautifulcountrysidewherevisitorscanseesevendifferenttraditionalPolynesianislandvillages.Villagersfrommanyislandcommunitiescometoshowvisitorstheirstylesofdressanddifferentcustoms.Forexample,youcanseedifferentskillsofthevillagers.Youcanlearnhowtheymakeclothesfrombarkandhowtheyclimbverytalltre

3、eswiththeirbarefeetorseewhatkindofweddingceremoniestheyhave.Theyalsotellyouabouttheirsocialcustomsandshowyoutheircookingmethodsandtheirdances. Theirmostimportantskillisboat-building,whichallowedtheislanderstoexplorealltheislandsinthePolynesianTriangle.Weknowthatintheirhistorytheywereseatraveller

4、smovingfromislandtoisland.Theywereabletofindtheirwayusingthesmellofthewin,themovementsofthefishandseaweed,andtheheightanddirectionofthewaves.Theywereverycleversailors.Nowtheyusethoseboat-buildingskillstomakelongboatsandshowtheracesandthebattlesthattheytookpartinlongago.Allthishelpskeeptheskillsa

5、ndthetechnologyoftheislandpeoplealive.  必修五 Unit1 JOHNSNOWDEFEATS“KINGCHOLERA JohnSnowwasafamousdoctorinLondon—soexpert,indeed,thatheattendedQueenVictoriaasherpersonalphysician.Buthebecameinspiredwhenhethoughtabouthelpingordinarypeopleexposedtocholera.Thiswasthedeadlydiseaseofitsday.Neitheritsca

6、usenoritscurewasunderstood.Somanythousandsofterrifiedpeoplediedeverytimetherewasanoutbreak.JohnSnowwantedtofacethechallengeandsolvethisproblem.Heknewthatcholerawouldneverbecontrolleduntilitscausewasfound. Hebecameinterestedintwotheoriesthatpossiblyexplainedhowcholerakilledpeople.Thefirstsuggeste

7、dthatcholeramultipliedintheair.Acloudofdangerousgasfloatedarounduntilitfounditsvictims.Thesecondsuggestedthatpeopleabsorbedthisdiseaseintotheirbodieswiththeirmeals.Fromthestomachthediseasequicklyattackedthebodyandsoontheaffe