XB3Unit3BacktothePastUnit3

ReadingSailingtheoceansLookingintoamirror,wecanseetrueimagesofourown;withourknowledgeofthepast,thepresentcanbebetterknown.InfluentialfiguresColumbusZhengHeMagellanVascodaGamaInthesummerof1405,ZhengHe,oneofChina'sgreatestexplorers,setsailfromTaicangonhisfirstvoyage.Afleetofover200shipsnavigatedtheblueseas,withalmost28,000peopleonboard,whichwasasplendidscene.with復合結構with+O+OC,此例中介詞短語onboard充當賓補setsailforspsetsailfromsp非限定從，先行詞是前面整個句子beonboardtheboard(n.)董事會board(n.)aplane/aship登機/登船01Itwouldtake500yearsbeforealargerfleetsailedtheseas.Accordingtosomerecords,thelargestshipswere

over140metresinlength,demonstratingtheadvancedtechnologyandspecialskillsusedinconstructingships.1）Itwas/took+long/一段時間+before從句（一般過去時）.意思是“過了多久才...”.2）Itwillbe/take+long/一段時間+before從句（用一般現(xiàn)在時表示將來動作）.意思是“過了多久才會...”.v-ing→結果狀語01Between1405and1433,onbehalfoftheMingDynasty,ZhengHemadeatotalofsevenvoyages.1405至1433年間，鄭和代表明朝總共進行了七次航行。atotalof...意為“總數(shù)；總額；合計”例句：Thecompanieshaveatotalof1776employees.這些公司總計有1776名員工。intotal意為“總共；總計”例句：Thecollectionisworthoverfivemilliondollarsintotal.這些收藏品總價值超過500萬美元。total還可以用作動詞Importstotalled$1.5billionlastyeartotal...(up)02Hisshipswereloadedwithchina,silk,teaandothertreasuresasgiftsforforeignrulers,andthefleetpaidfriendlyvisitstomorethan30countriesandregions.beloadedwith裝載著;在句中充當謂語動詞用非謂語動詞改寫這個句子：________(load)withchina,silk,teaandothertreasures,hisfleetpaidfriendlyvisitstomorethan30countriesandregions.Loaded02ZhengHe'ssevenvoyageshadafar-reachingimpactonChinaanditsneighbours.InthecountriesandregionswhereZhengHesetfoot,legendshavebeenpassedonaboutthisgreatexplorer.ZhengHe'seffortshelpeddevelopandstrengthenharmoniousrelationswiththesecountriesandregions,exposingforeignpeopletoChineseculture,andallowingtheChinesetobetterunderstandoverseaslands.定從，先行詞是countriesandregionssetfooton涉足03exposing和allowing:v-ing作結果狀語ZhengHe'ssevenvoyageshadafar-reachingimpactonChinaanditsneighbours.InthecountriesandregionswhereZhengHesetfoot,legendshavebeenpassedonaboutthisgreatexplorer.ZhengHe'seffortshelpeddevelopandstrengthenharmoniousrelationswiththesecountriesandregions,exposingforeignpeopletoChineseculture,andallowingtheChinesetobetterunderstandoverseaslands.03鄭和七下西洋對中國及其鄰國產生了深遠影響。在鄭和下西洋的國家和地區(qū)，都流傳著關于這位偉大探險家的傳說。鄭和的努力有助于發(fā)展和加強與這些國家和地區(qū)的和諧關系，讓外國人民了解中國文化，讓中國人更好地了解海外土地。改寫：ZhengHe__________(踏上)morethan30countriesandregions,______foreignpeople_______________(接觸了，了解到)Chineseculture,____________________(使有可能)abetterunderstandingofoverseaslands.setfootonwherewereexposedtoallowingforFormanyyears,somehistoriansdismissedtherecordsofthesevoyagesaslegends.ThefinalproofcamewhenanenormousshipyardwasdiscoveredinNanjing,wherethefleethadbeenbuilt.ZhengHe'saccomplishmentsarenowwidelyacknowledged,andheisrememberedasoneofChina'smostinfluentialexplorers.定從，相當于inwhich04Thosewhomakegreatdiscoveriesmustoftenovercomemanychallengesalongtheway--aswasthecasewiththeexplorerChristopherColumbus.Asateenager,helovedsailing,andheshowedgreatinterestingeography,whichinspiredhimtobeginhiscareerasaseaman.定從，先行詞those(people)asisthecasewith...也是如此which引導非限定從，前行詞是前面整個句子0101ColumbusinsistedonsearchingforadirectsearoutetotheEastIndiesbysailingacrosstheAtlanticOcean.Aftercontinuousattempts,hereceivedfinancialsupportfromtheKingandQueenofSpain.insistondoing堅持要做insistonone’sdoing堅持要某人做insistencen.

堅持;

強調;

極力主張02ColumbusDay,anationalholidayinmanycountriesacrosstheAmericancontinents,officiallycelebratestheanniversaryofthisdiscoveryofthenativelandsbyColumbus,onOctober12,1492.04On3August1492,hedepartedfromSpainwiththreeshipscarryingabout90crewmen.Thejourneywasfullofchallenges:ittooklongerthanexpected,theyfacedashortageoffood,andoneoftheshipswasleakingbadly,whichputeveryoneonthisshipingravedanger.with復合結構

with+O+OC,此例中現(xiàn)在分詞短語carryingabout90crewmen作為賓補1492年8月3日，他和約90名船員分乘三艘船從西班牙出發(fā)。which引導非限定從，前行詞是前面整個句子0204Regardlessofallthechallenges,Columbusmanagedtokeepeveryoneoutofdangerwithhisknowledgeandbraveryacrosstheocean.Finally,on12October,thecrewspottedlandinthedistance.ColumbuscalledthenativeslivingontheislandsIndiansbecausehewasconvincedthathewasintheEastIndies.However,theshorestheyhadreachedwereoftheCaribbean,nottheEastIndies.regardlessof;beregarded/considered/viewed/seen/thoughtofas非謂語動詞作后置定語省略了關系代詞that/which的定從，因為關系代詞在從句中充當賓語。0204Between1493and1504,Columbusfoundmorelandoverthecourseofhisthreesubsequentvoyages.Themajorcontributionofthisgreatexploreristhathe“discovered”theNewWorld.HisdiscoveryinspiredexplorerssuchasCaptainJamesCooktoexploreanddiscovermorevastareasoftheworld.adj.后來的，隨之而來的subsequentgenerationsinsubsequentyearsadv.subsequently后來，隨后表語從句03HisvoyagesopenedanewchapteroftheAgeofExploration,aperiodwhichwitne