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-1-Unit2Sailingtheoceans亲爱的同学们,在朗读和背诵之前,请先试着完成下面的语法填空吧!SAILINGTHEOCEANSBeforelatitudeandlongitudemadeitpossibletoplotaship’spositiononamap,seamancouldalsotheoceans.Theywerenotthemercyoftheseawithoutmodernnavigationalaids.Usingnaturetohelpkeepingalongsidethecoastlineseemstohavebeenthefirstandmostusefulformofexploration.(accomplish)navigatorswereabletousetheNorthStartoplottheirpositions.Onacleardaythesailorscouldusethesunoverheadatmiddaytonavigateby.Seacaptainscouldalsoobservethecloudsislands.exploreatAccomplishedoverIfseaweedwasfreshandsmelled(strong),sailorscouldtellusthattheshipwastoland.Seabirdscouldbeusedtoshowthewaytolandwhenitwasnowhere(see).Seamencouldalsousetheweatherandtheseatoidentifytheirposition.Navigationalinstrumentscouldbeusedtohelpfindinglongitudeandlatitude.Beforethe17thcentury,therewassecuremethodofmeasuringlongitude,butsailorsdidknowanapproximatemethodof(calculate)longitudeusingspeedandtime.Later,whenseamenbegantousethecompassinthe12thcenturytheycouldcalculatelongitudeusingcomplicatedmathematicaltables.Thebearingcirclewasthefirstinstrument(measure)thesun’sposition.Threeotherinstruments,theastrolabe,quadrantandsextantareallconnected.Theyaredevelopmentsofoneanother.stronglyclosetobeseennocalculatingtomeasure-4-SectionⅠ—WarmingUp,Pre-reading,Reading&ComprehendingCHENDUWANSONG晨读晚诵KEQIANXUEXI课前学习KETANGSHENRU课堂深入一二三四一、将下列单词与其相对应的释义搭配起来AB1.mercya.notanywhere2.alongsideb.leastorsmallest3.minimumc.kindness;forgiveness4.nowhered.exact;accurate5.securee.sidebysidewith;beside6.awkwardf.madeordonewithoutanyplan7.randomg.difficulttouse8.preciseh.safe答案:1.c2.e3.b4.a5.h6.g7.f8.dCHENDUWANSONG晨读晚诵KEQIANXUEXI课前学习KETANGSHENRU课堂深入一二三四二、短语互译1.atmidday2.workout3.passthrough4.inthisway5.在12世纪6.受……支配7.远离……在中午计算出通过以这种方式inthe12thcenturyatthemercyoffarfromCHENDUWANSONG晨读晚诵KEQIANXUEXI课前学习KETANGSHENRU课堂深入PartMainideaDetails1Seamencantheoceanswithoutmodernnavigationalaids.Thetravellersbeforethe17thcenturywerenotattheofthesea.2UsingtohelpkeepingthecoastlineSeamencanusecelestialbodies,,andthesea.3UsingnavigationalinstrumentstohelpfindingandlatitudeInthe12thcentury,seamenbegantousethetocalculatelongitude.isthefirstinstrumenttomeasurethesun’sposition.Thewastheupdatedversionoftheastrolabeandquadrant.一二三四三、阅读课文SAILINGTHEOCEANS,完成下列表格(每空最多3个词)exploremercynaturealongsidewildlifetheweatherlongitudecompassThebearingcirclesextantCHENDUWANSONG晨读晚诵KEQIANXUEXI课前学习KETANGSHENRU课堂深入一二三四四、阅读课文SAILINGTHEOCEANS,回答下列问题1.Thereadingpassagemainlywantstotellus.A.thatkeepingalongsidethecoastlineisthefirstandmostusefulformofexplorationB.thatfindinglongitudeandlatitudeisamusttoplotaship’spositiononamapC.abouttheskillsandnavigationalaidsearlyseamenusedwhilesailingtheoceansD.howtheearlysailorsusedtheirskillsandsimpleinstruments答案:CCHENDUWANSONG晨读晚诵KEQIANXUEXI课前学习KETANGSHENRU课堂深入一二三四2.Fromthepassagewehavelearned.A.thatearlysailorswentexploringtheoceansusingtheirskillsandsimpleinstrumentsB.whyearlyseamenwantedtosailthesevenoceansC.whylatitudeandlongitudeareimportanttoplotaship’spositionD.thatthereisusefulinformationinanencyclopedia答案:A3.WhichoneofthefollowingisNOTmentionedinthepassage?A.Seaweed.B.Clouds.C.Moon.D.Winds.答案:CCHENDUWANSONG晨读晚诵KEQIANXUEXI课前学习KETANGSHENRU课堂深入一二三四4.WhichofthefollowingstatementsisFALSE?A.Thesailorscanusetheheightofthesuntoworkouttheirlongitude.B.Ifthereislandcloseby,thereisaspecialcloudformation.C.Theearthmovedwestwards15degreeseveryhour.D.Thebearingcirclewasthefirstinstrumenttomeasurethesun’sposition.答案:A5.Whatistheuseofabearingcircle,astrolabe,quadrantorsextant?A.Tosetthecourseoftheship.B.Tomeasurethepositionoftheship.C.Tomeasurethespeedoftheship.D.Totellthetime.答案:BCHENDUWANSONG晨读晚诵KEQIANXUEXI课前学习KETANGSHENRU课堂深入1234567891.Howdoyouthinkseamenfoundtheirwaybeforemodernaccuratemethodsofnavigationwereinvented?(P11)你认为在现代化的精确的导航方式发明之前海员是怎么找到路的?本句中doyouthink为插入语,应用于特殊疑问句中。①Whodoyouthinkwillgetthejob?你认为谁会拥有这份工作?②Wheredoyouthinktheyhavegone?你认为他们去了哪儿呢?注意插入语是一种常见的语法现象,在句中不作成分,与其他成分没有语法关系,通常用来表示说话者对所要表达的意思的解释、强调或补充等,可置于句首、句中或句末。如doyousuppose/imagine/expect/suggest/believe,它们可以与另一个特殊疑问句构成双重疑问句。带有这种插入语的疑问句要用陈述语序。CHENDUWANSONG晨读晚诵KEQIANXUEXI课前学习KETANGSHENRU课堂深入123456789③Whendoyousupposethey’llbeback?你认为他们什么时候会回来?④Whodoyousuggestwesendtocoverthebankrobbery?你认为我们应该派谁去采访银行抢劫案?⑤Whatdoyouguesshewantstobuy?你认为他想买什么?CHENDUWANSONG晨读晚诵KEQIANXUEXI课前学习KETANGSHENRU课堂深入123456789即学即用完成句子1)Whodoyouthink(他要娶谁)?2)Whatdoyousuppose(使他这样想)?3)Howdoyouimagine(如何活过这段艰难的日子)?hewillmarrymadehimthinksohecouldlivethroughthehardtimesCHENDUWANSONG晨读晚诵KEQIANXUEXI课前学习KETANGSHENRU课堂深入1234567892.Thevoyagesoftravellersbeforethe17thcenturyshowthattheywerenotatthemercyoftheseaeventhoughtheydidnothavemodernnavigationalaids.(P12)17世纪以前的航海记录显示,即使没有现代航海技术的帮助,旅行者们也不是任凭海洋摆布的。考点一:voyagen.航海;航行①TheshipwillstartitsmaidenvoyagenextMonday.这艘船将于下周一开始它的处女航。CHENDUWANSONG晨读晚诵KEQIANXUEXI课前学习KETANGSHENRU课堂深入123456789考点延伸辨析voyage,journey,travel,tour和tripvoyage主要指“乘船作水上旅行”,也可指“空中旅行”。journey应用范围很广,指“有预定地点的陆上、水上或空中的单程长、短途旅行”,一般来说,它着重指“长距离的陆上旅行”。travel作名词时习惯用复数形式。泛指旅行各地,表示旅行的路途远,时间长。此外,travel