预览加载中，请您耐心等待几秒...

高中英语Unit2(SailingtheOceans)课件5新人教版教材选修9课件.ppt

预览
1/10
2/10
3/10
4/10
5/10
6/10
7/10
8/10
9/10
10/10

亲，该文档总共97页，到这已经超出免费预览范围，如果喜欢就直接下载吧～

下载提示 文本预览

如果您无法下载资料，请参考说明：

1、部分资料下载需要金币，请确保您的账户上有足够的金币

2、已购买过的文档，再次下载不重复扣费

3、资料包下载后请先用软件解压，在使用对应软件打开

SailingtheOceanstheArcticOceanExplanationWhatisthedifferencebetweenanavigatorandanexplorer?NavigatorExplorerZhengHe,themostfamousChinesenavigator,livedfrom1371to1433andmadesevenvoyagesaroundtheSouthChinaSea,visitingmorethanthirtycountries.Thepeopletheregavehimawarmwelcome.AndhenotonlyspreadChineseculture,butalsodevelopedmanytradelinkswiththeothercountries.MarcoPolowastheonlypersontoprovideinformationaboutChinatotheoutsideworld.HisjourneyaroundAsialasted24years.Hereachedfurtherthananyofhispredecessors,travellingbeyondMongoliaandintoChina.Finallyhewrotehisadventuresdownandhisbookwaspublishedandbecameabest-seller.JamesCook1728年出生在英国北部的一个村庄。10多岁时他第一次随船出海。他于1775年加入皇家海军，此后成为了一名航海和制图专家。1768年，库克受命担任英国皇家海军太平洋考察队队长。在其后的10年间，他带领考察队进行了3次史诗般的航行，足迹遍及未知的太平洋，揭开了地球上最大水域的地理秘密。库克访问过塔布担、澳大利亚、新西兰、马克萨斯群岛、夏威夷、复活节岛和威廉王子湾等地，并为这些地方绘制了地图；狂风暴雨、惊涛骇浪、冰山、珊瑚礁、热带酷暑和南极严寒等艰难险阻，不断地向他袭来，直到1779年他惨死在夏威夷岛民手中。在人们的记忆中，库克船长是“水手中的水手”，在探险史上，还没有哪个人可与他的成就相媲美，世界地图将永远带着他的印记。ReadingcompassastrolabeTheastrolabemeasurestheheightandpositionofthesun.Ifyoucanmeasurethisaccurately,asailorcantellhowmanydegreestheboatisfromtheNorthPole.Fromthishecantellwheretheboatisintheocean.sextantThesextantisanavigationalinstrumentformeasuringtheanglebetweenthehorizonandsomeobjectinthesky.quadrantnauticalchartNauticalchartsaremapsofthedepthoftheseaandthecurrentsoftheoceans.Theyprovidemodernsailorswithroutesthroughtheseas,ratherlikeroadsthroughthecountryside.Theinformationbegantobecollectedinthenineteenthcenturyandhascontinuedtobeupdatedeversince.Reading1.Howmanyskillsarementionedtohelpthenavigatorsexploretheseas? 2.Whatisthefirstandmostusefulformofexplorationandhastheminimumrisk? 3.Whatdoesseaweedlooklikewhenitisnearland? 4.Whendidseamanusefogtohelpidentifytheposisionofastreamorriver?1.Howmanyskillsarementionedtohelpthenavigatorsexploretheseas? 5skills 2.Whatisthefirstandmostusefulformofexplorationandhastheminimumrisk? Usingnaturetohelpkeepingalongsidethecoastlineisthefirstandmostusefulformofexplorationandhastheminimumrisk?3.Whatdoesse