教学材料《计算机英语》-Unit5CE 2

AgendaWarm-upSection1:DialogueSection2:ReadingSection3:ComputerTermsSection4:ExercisesSelf-checklistUnit5MultimediaWarm-upMatchthewordswiththepictures.BACDEFInteractivityAudioStillImagesTextAnimationVideoUnit5MultimediaSection1:DialogueSituationsandDirectionsWordsandExpressionsRolePlayUnit5MultimediaSection1:DialogueSituationsSimonandGeorgeareneighborsandtheyaresharingtheirexperienceofwatchingIMAXmovies.DirectionsReadthefollowingdialogueinpairsandtalkaboutthenewexperiencebroughtbyIMAX.Unit5MultimediaUnit5MultimediaSection1:Dialogue

WordsandExpressionsproprietary[prə'praɪət(ə)rɪ]adj.所有的；专利的；私人拥有capacity[kə'pæsɪtɪ]n.能力；容量resolution[rezə'luːʃ(ə)n]n.分辨率conventional[kən'venʃ(ə)n(ə)l]adj.常见的，传统的dimensional[dɪ'menʃənəl]adj.空间的Section1:DialogueRolePlayA:Excuseme,Miss/Mrs/Mr...Whatkindsoffilmdoyouoftenwatch?B:Well,itis/theyare...Unit5MultimediaUnit5MultimediaSection2:ReadingPre-readingActivitiesTextWordsandExpressionsBasicTechnicalTermsSection2:ReadingPre-readingActivities1.Haveyouheardofmultimedia?Talkaboutthemainpurposeofthemultimediaapplication.2.Whatkindsofmultimediadoyouusuallyencounterinyourdailylives?Unit5MultimediaSection2:ReadingText:MultimediaMultimediaismediaandcontentthatusesacombinationofdifferentcontentforms.Itisusedincontrasttomediawhichonlyusetraditionalformsofprintedorhand-producedmaterial.Multimediaincludesacombinationoftext,audio,stillimages,animation,video,andinteractivitycontentforms.Intheinterveningfortyyears,thewordhastakenondifferentmeanings.Inthelate1970sthetermwasusedtodescribepresentationsconsistingofmulti-projectorslideshowstimedtoanaudiotrack.However,bythe1990s“multimedia”tookonitscurrentmeaning.Unit5MultimediaSection2:ReadingMultimediamaybebroadlydividedintolinearandnon-linearcategories.Linearactivecontentprogresseswithoutanynavigationalcontrolfortheviewersuchasacinemapresentation.Non-linearcontentoffersuserinteractivitytocontrolprogressasusedwithacomputergameorusedinself-pacedcomputerbasedtraining.Multimediapresentationcanbeliveorrecorded.Arecordedpresentationmayallowinteractivityviaanavigationsystem.Alivemultimediapresentationmayallowinteractivityviaaninteractionwiththepresenterorperformer.

Unit5MultimediaSection2:ReadingUnit5MultimediaMultimediapresentationsmaybeviewedinpersononstage,projected,transmitted,orplayedlocallywithamediaplayer.Abroadcastmaybealiveorrecordedmultimediapresentation.Broadcastsandrecordingscanbeeitheranalogordigitalelectronicmediatechnology.Digitalonlinemultimediamaybedownloadedorstreamed.Streamingmultimediamaybeliveoron-demand.alivemultimediaperformanceSection2:ReadingThevariousformatsoftechnologicalordigitalmultimediamaybeintendedtoenhancetheusers’experience,forexampletomakeiteasierandfastertoconveyinformation.Orinentertainmentorart,totranscendeverydayexperience.Enhancedlevelsofinteractivityaremadepossiblebycombiningmultipleformsofmediacontent.Onlinemultimediaisincreasinglybecomingobject-orientedanddata-driven,enablingapplicationswithcollaborativeend-userinnovationandpersonalizationonmultipleformsofcontentovertime.Inadditiontoseeingandhearing,Haptictechnologyenablesvirtualobjectstobefelt.Emergingtechnologyinvolvingillusionsoftasteandsmellmayalsoenhancethemultimediaexperience.Unit5MultimediaSection2:Reading

WordsandExpressionsmultimedia['mʌltɪmiːdɪə] n.多媒体combination[kɒmbɪ'neɪʃ(ə)n]

n.组合,联合linear['lɪnɪə] n.线性nonlinear[nɒn'lɪnɪə]

n.非线性interactivity[ɪntər'æktɪvɪtɪ] n.互动intervening[,ɪntɚ'vinɪŋ] adj.中介的,介于其间的presentation[prez(ə)n'teɪʃ(ə)n] n.显示,表演self-paced[self'peɪst]

adj.自定进程的,自定步调的via[ˈvaɪə] prep.经由,通过Unit5MultimediaSection2:Reading

WordsandExpressionsnavigational[,nævɪ'geɪʃnəl]

a.航海的,航行用的navigation[nævɪ'geɪʃ(ə)n] n.航海;航空;航行project[prəˈdʒekt] v.放映,投影transmit[trænz'mɪt] v.传送,传播analog['ænəlɒg] n.类似物,相似物digital['dɪdʒɪt(ə)l] a.数字的stream[striːm] n.流audio['ɔːdɪəʊ] n.音频animation[ænɪ'meɪʃ(ə)n] n.动画format['fɔːmæt] n.版本,形式Unit5MultimediaSection2:Reading

WordsandExpressionsenhance[ɪn'hɑːns] v.提高；增加transcend[træn'send]

v.超出，超过orient['ɔːrɪənt] n.东方object-oriented['ɒbdʒektɔːrɪentɪd]a.面向对象的；对象趋向的collaborative[kə'læbəretɪv]

v.协作，合作innovation[ˌɪnəˈveɪʃn]

n.革新，创新haptic['hæptɪk]

a.触觉的virtual[ˈvɜ:tʃuəl]

a.事实上的，实际上的emerge[ɪ'mɜːdʒ] v.浮现，出现Unit5MultimediaSection2:Reading

BasicTechnicalTerms

stillimages

静态图像multimediapresentations

多媒体演示digitalelectronicmedia 数字式电子媒介技术digitalonlinemultimedia 数字式网上多媒体Unit5MultimediaSection2:Reading

Choosethebestansweraccordingtothetext.1.Multimediais__________________.A.aprogram B.acombinationofdifferentcontentforms C.anoperatingsystem2.Multimediais__________________.A.thesameascommonmedia B.similarwithtraditionalmediaC.differentfromtraditionalmediaUnit5MultimediaSection2:Reading

Choosethebestansweraccordingtothetext.3.Multimediahascurrentmeaningsince____________.A.thebeginning B.inthelate1970sC.bythe1990s4.Multimediapresentationscanbe__________________.A.live B.recorded C.liveorrecordedUnit5MultimediaSection2:Reading

Choosethebestansweraccordingtothetext.5.Alivemultimediapresentationmay________________.A.allowinteractivityviaaninteractionwiththepresenterorperformerB.allowinteractivityviaanavigationsystemC.notallowinteractivity6.Byadding_________toyourprograms,youcanmakecomputersmoreinterestingandmuchmorefunfortheuser.A.multimediaB.textC.musicUnit5MultimediaSection3:ComputerTermsMultimedia：多媒体，它是多种媒体的综合，一般包括文本，声音和图像等多种媒体形式。在计算机系统中，多媒体指组合两种或两种以上媒体的一种人机交互式信息交流和传播媒体。使用的媒体包括文字、图片、照片、声音、动画和影片，以及程式所提供的互动功能。多媒体是超媒体（Hypermedia）系统中的一个子集，而超媒体系统是使用超链接（Hyperlink）构成的全球信息系统，全球信息系统是因特网上使用TCP/IP协议和UDP/IP协议的应用系统。二维的多媒体网页使用HTML、XML等语言编写，三维的多媒体网页使用VRML等语言编写。许多多媒体作品使用光盘发行，以后将更多地使用网络发行。Unit5MultimediaSection3:ComputerTermsIMAX：ImageMaximum的缩写，被称为巨幕电影。它是一种能够放映比传统胶片更大和更高解像度的电影放映系统。整套系统包括以IMAX规格摄制的影片拷贝、放映机、音响系统、银幕等。标准的IMAX银幕为22米宽、16米高，但完全可以在更大的银幕播放，而且迄今为止不断有更大的IMAX银幕出现。IMAX的构造亦与普通电影院有很大分别。由于画面分辨率提高，观众可以更靠近银幕，一般所有座位均在一个银幕的高度内（传统影院座位跨度可达到8~12个银幕），此外，座位倾斜度亦较大（在半球形银幕的放映室可倾斜达23度），便观众能够面向银幕中心。Unit5MultimediaSection3:ComputerTermsMOOC：MassiveOpenOnlineCourses的缩写，被称为大型开放式网络课程。2012年，美国的顶尖大学陆续设立网络学习平台，在网上提供免费课程，Coursera、Udacity、edX三大课程提供商的兴起，给更多学生提供了系统学习的可能。这三个大平台的课程全部针对高等教育，并且像真正的大学一样，有一套自己的学习和管理系统。再者，它们的课程都是免费的。因为MOOC有为数众多的学习者，以及可能有相当高的学生─教师比例，它常常使用客观、自动化的线上评量系统，像是随堂测验、考试等等来促进大量回应和互动的教学设计。Unit5MultimediaSection3:ComputerTermsCAI：计算机辅助教学(ComputerAidedInstruction)，它是在计算机辅助下进行的各种教学活动，以对话方式与学生讨论教学内容、安排教学进程、进行教学训练的方法与技术。CAI为学生提供一个良好的个人化学习环境。综合应用多媒体、超文本、人工智能和知识库等计算机技术，具有交互性、多样性、个别性、灵活性等特点，克服了传统教学方式单一、片面的缺点。它的使用能有效地缩短学习时间、提高教学质量和教学效率，实现最优化的教学目标。CAI能够最大限度地缩短学生接受课程内容的时间，大幅度增强教学效果，最终使教学目标达到最优化。Unit5MultimediaSection4:Exercises

I.TellwhetherthefollowingstatementsareTrue(T)orFalse(F).

()1.Multimediaonlyusestraditionalformsofprintedorhand-producedmaterial.()2.Multimediaalwayshasthesamemeaning.()3.Linearactivecontentprogresseswithnonavigationalcontrolfortheviewersuchasacinemapresentation.()4.Arecordedpresentationmayallowinteractivityviaaninteractionwiththepresenterorperformer.()5.Broadcastsandrecordingscanbeneitheranalognordigitalelectronicmediatechnology.()6.Multimediapresentationscanonlyberecorded.()7.Enhancinglevelsofinteractivityisnotimpossible.()8.Peoplecannotenhancetheirexperiencebythedifferentformatsofmultimedia.F

Unit5MultimediaF

T

T

F

F

F

T

Section4:ExercisesII.Completethefollowingsentencesaccordingtothetext.1.Multimediaincludesacombinationof_________,_________,_________,_________,_________and_________.2.Multimediamaybebroadlydividedinto_________and_________categories.3.Multimediapresentationscanbe_________and_________.4.Arecordedpresentationmayallowinteractivityvia__________________whilealivemultimediapresentationmayallowinteractivityvia_______________________.5.Abroadcastmaybe___________________________.6.Combiningmultipleformsofmediacontentmakeitpossibleto______________________.Unit5Multimediatextstillimageslinearanimationaudiovideointeracitivitycontentformsnon-linearliverecordedanavigationsystemaninteractionwiththepresenterorperformeraliveorrecordedmultimediapresentationenhancedlevelsofinteractivitySection4:ExercisesIII.Abilitytoexplore.()1.Whichofthefollowingismultimediaplayersoftware?A.IEB.ACDSeeC.WindowsMediaplay