《高中英语选择性必修四Unit 3 Video Time》课件

Unit3SeaExplorationPart5：VideoTimeToknowaboutChina’sresearchvesselsTothinkaboutthesignificanceofseaexplorationWhatisthisinthepicture?It’savessel.Whydoweneedvesselslikethis?Theycouldhelpusdosomeresearchatsea.Whydopeopleexploretheocean?Oceanexplorationisaboutmakingdiscoveries,searchingforthingsthatareunusualandunexpected.Throughoceanexploration,wecollectdataandinformationneededtoaddressbothcurrentandemergingscienceandmanagementneeds.Wecanmoreeffectivelymanage,conserve,regulate,anduseoceanresources.BeforeyouwatchDeepintotheSeaThevideoisaboutKexue,China’smostsophisticatedresearchvessel,whichisdesignedtoconductawiderangeoftasks.BasedonKexue,Chinahastaketheleadinbuildingaworld-classplatformformarineresearch.1.WhatdoyouknowaboutKexue?2.WhatdoyouwanttoknowaboutKexue?Itisthemostsophisticatedresearchvessel.Itstasksinclude:waterbodydetectiondeep-seaenvironmentinvestigationatmosphericexplorationconductingonboardexperimentscollectinggeologicalsamples.Lookatthepicturesfromthevideoonpage36andthinkaboutthefollowingquestions.1.Whatdoyouthinkthesepeoplearedoinginthepictures?2.Whatcouldbedoneontheresearchvessel?1CheckyouranswersinBeforeYouWatch.2Circlethebestwordstocompletethesentencesbelow.1Theseacoversover/undertwo-thirdsofourplanet.2Kexueisregardedasamovinglaboratory/factoryonthesea.3TheIOCASistheinstitute/initiativeofOceanology,Chinese

AcademyofSciences/Scientists.4TheFaxianvehiclehassurveyedmorethan3,000/400sitesand

hascollected3/3,000tonnesofgeologicalsamples.3.Answerthefollowingquestions.1WhenwasKexuefirstputintooperation?2Whatisthepurposeofdesigningthisevessel?3WhatachivementshasKexuemade?In2014.ThankstotheKexue,theIOCAShastakentheleadinbuildingaworld-classplatformformarineresearch:marinelandforms,seabedenvironmentsandwaterbodiesinvestigation.It’sdesignedtoconductawiderangeoftasks,suchasseasurfaceandwaterbodydetection,deep-seaenvironmentinvestigation,atmosphericexploration,andtheconductingofonboardexperiments.4WhatisthefunctionofFaxian?5WhatdidIOCASconductresearchontheWesternPacific

OceanSystemfor?Togatheranenormousamountofenvironmentalinformationandtocarryoutfieldexperiments.Toresearchandinvestigatemajorscientificissuesoftheextrememarineenvironment.6WhyismarinescienceimportantforChinatoday?Deep-searesearchhasbecomeanimportantstrategicstepforChinatodevelopintoamarinepower.Itisalsoanimportantsymbolofthecountry’sleveloftechnologyandoverallstrength.Discussthefollowingquestionsinpairs.1Humanbeingshaveexploredlessthan5%oftheworld's

oceans.Whydoyouthinkwehaveexploredsolittleof

theoceanssofar?2WhatdoyouthinkisthedifferencebetweenZhengHe's

voyage600yearsagoandChina'sseaexplorationtoday?AfteryouwatchReadthenewsreportaboutJiaolongandXiangyanghongonpage76andtrytoanswerthequestions.WhatmadeChina’sdeep-searesearchbecarriedoutefficiently?Whattaskshavebeendonesofar?WhatachievementshavebeenmadeinChina’smarineresearch?一、核心单词1.________vt.扩展;使伸长;延长

2.________vt.商定;达成(协议)

vi.谈判;磋商;协商

3.________n.航道;海峡;频道

4.___________adv.与此同时;(比较两方面)对比之下

5.________vt.开发;利用;剥削

6.________n.逮捕;拘留;中止vt.逮捕;拘留;阻止

7.__________n.迁移;迁徙;移居

8.________vt.谋杀;凶杀;毁坏n.谋杀;凶杀

extendnegotiatechannelmeanwhileexploitarrestmigrationmurderⅠ.选用左栏单词并用其适当形式填空1.Wearewaitingtohearthefinaloutcomeofthe____________.

2.Mr.andMrs.Brownarehopingtogetan__________oftheirloan.

3.ThenewdigitaltechnologywouldallowarapidexpansioninthenumberofTV________.

4.He________hisfather’snametogethimselfajob.

5.Luckily,hewasnot__________,buttrappedintheelevatorfordays.

negotiationextensionchannelsexploitedmurdered二、拓展词汇1.royaladj.皇家的;王室的;高贵的→________n.皇室;王权

2.withdrawvi.&vt.(使)撤回;撤离→___________n.撤走;撤退

3.professionn.职业;行业→___________adj.专业的;职业的

4.mixvt.使混合;融合n.混合配料→________n.混合;结合体;混合物→________adj.混合的

5.coverv.覆盖;掩盖→_________n.新闻报道;覆盖范围

6.applaudvt.&vi.鼓掌vt.称赞;赞赏→__________n.鼓掌

7.mercyn.仁慈;宽恕;恩惠→________adj.仁慈的;宽大的→mercifullyadv.仁慈地;慈悲地

8.possessv.拥有→____________n.个人财产;拥有;控制royaltywithdrawalprofessionalmixturemixedcoverageapplausemercifulpossessionⅡ.用所给单词的适当形式填空1.Sheis________tothepeoplefromthefloodedarea.(mercy)

2.ProfessorSmith,whoisfamousinthemedical___________,ispayinga___________visittoourcollege.(profession)

3.Itisbelievedthatbeforelong____ofnationalitieswillbesogreatthattherewillbenodistinctmajorracialorculturalgroups,butsimplya________ofmanyracesandcultures.(mix)

4.Thecommanderorderedanimmediate_________ofthetroops.(withdraw)

5.We’veboughtthehouse,butwecan’tget___________ofitbeforeJuly.(possess)

6.AsthePresident’scararrived,thecrowdbrokeintoloud________.(applaud)

7.NowaspecialTVnetworkgiveslive________ofmostraces.(cover)

mercifulprofessionprofessionalmixmixturewithdrawalpossessionapplausecoverage三、核心短语1.________

起航;开航

2.________________________

独领风骚

3.______________

退出;撤回

4.________

在手头;可供使用

5.________

作为回报

6._____________

突然

7.______________

想出setsailinaleagueofone’sownwithdrawfrominhandinreturnallofasuddencomeupwithⅢ.选用左栏短语并用其适当形式填空1.Iwasamazedthathe’d______________suchasweetidea.

2.Withsomuchinformation________,themanisconfidentabouthissuccess.

3.Wemadeagreatdealofmoney,sowedecidedthatitwastimeto________

forhome.

4.________________,hesawaholeinthewall,fromwhichtheseawaterwasrunning.

comeupwithinhandsetsailAllofasudden四、重点句式1.疑问词+todoZacgrewuponaboatand________________(学会了航海)whenhewasfour,whichformedthefounda