《高中英语选择性必修四Unit 2 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.________adj.最著名的;第一的;首要的

n.总理;首相2._____________adj.坦率的;简单的

3._____vi.&

n.潜水;跳水;俯冲

4.________vt.倡议;赞助;主办n.(法案等的)倡议者;赞助者

5.________n.自由

6.________adj.暂时的;短暂的

7.________n.一场;一段时间;会议

8.________n.生理;生物学

9.________vi.孵出;破壳vt.使孵出;策划;(尤指)密谋

10.________adj.大;宏大的

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

2.ThemainpurposeofhisholidaytoGreecewastogo________.

3.Onweekends,they________chickensorwenthuntingforhares.

4.Three________inaweekatthegymwouldresultinahealthierlife.

5.Thoughmostadolescentproblemsare__________,wemustpayseriousattentiontoit.

6.Manysportsfansappreciatedher_____________characterandattitudetowardscompetition.sponsoreddivinghatchedsessionstemporarystraightforward二、拓展词汇1.foundvt.兴建,创建→__________n.创建;基础;地基

2.politicsn.政治;政治观点→________adj.政治的→________n.从政者;政治家;政客

3.locatevt.安置;找位置;位于→________adj.位于→locationn.位置

4.titlen.名称;标题→________vt.给……命名(或题名);使享有权利

5.freeadj.自由的;免费的→________n.自由;不受……影响的状态→________adv.自由地;随意地

6.distributevt.分发,分配→___________n.分布;分配;分发

7.licensevt.批准;许可n.许可证;执照→________adj.得到正式许可的

8.violentadj.暴力的;猛烈的→________n.暴力;暴行

foundationpoliticalpoliticianlocatedentitlefreedomfreelydistributionlicensedviolenceⅡ.用所给单词的适当形式填空

1.Atthe__________ofwell________beliefliesbeliefthatis________.

(found)

2.TheUnitedNationsOrganizationcouldundertaketodirectthe__________

(distribute)ofaid.

3.Ourcompanyis________inSanmingCity,whichhasauniquegeographical________andconvenienttransportation.(locate)

4.Idon’tapproveof________inanyshapeorform.(violent)

5.Theirageandexperience________oldpeopletotherespectofyoungpeople.(title)

6.Insummary,theywanttoleavethe________decisionstothe__________!(politics)

foundationfoundedfoundeddistributionlocatedlocationviolenceentitlepoliticalpoliticians三、核心短语1.________________

少数人(或物);一把(的量)

2.________________

一群(羊或鸟)

3.________________

查阅;谈到;涉及

4.________________导致

5.________________

各种各样的

6.________________由……组成

7.________________

是……的家园

8.________________

总而言之

ahandfulofaflockofrefertoresultinavarietyofconsistofbehometo/ofinsummaryⅢ.选用左栏短语并用其适当形式填空1.Hearingthebignoise,____________birdsflewawayfromthetree.

2.Unlessnecessary,you’dbetternot________thedictionary.

3.Firstly,registeronline,andyouwillfinditprovidesyouwith__________

onlinecourses.

4.AtraditionalBritishmaincourse___________ameatdishwithpotatoesandothervegetables.

aflockofrefertoavarietyofconsistsof四、重点句式1.Itissaidthat...据说……_____________(据说)nownearlyhalfofallAustraliancitizenswereeitherbornoverseasorhaveparentswhowerebornoverseas.

2.unless引导的条