此资料由网络收集而来，如有侵权请告知上传者立即删除。资料共分享，我们负责传递知识。我的老师MyTeacher英语演讲稿Ladiesandgentlemen,Ihavehadalotofteachersinmyschoolwhohavegivenmemuchhelpinmystudy.FortheirhelpIwillneverforgetthem.ButtodayIamgoingtotalkaboutaspecialteacherofmine.Thisteacherisnotahumanbeinganditsnameis“Computer”.IthasbeenteachingmealotofknowledgeandIappreciateitverymuch.Withthedevelopmentofmodernscienceandtechnology,computersarewidelyusedineveryteritories[everyfield]includingeducation.Howcanacomputerbemyteacher?Howdoesacomputerteachme?Multimedia(多媒体)helpsalotinthisaspectinrecentyears,andcomputer-basedtraining(CBT)hasbecomeapopulareducationalmedium(手段).Evenbeforethemultimediacome[came]up,manydifferentlearningsystemsappeared,usingthecomponentsandtechniqueswenowassociatewiththeterm“multimedia”.Multimediacomponents,suchasgraphics(动画),animations,soundandvideo,makethelearningprocesseasierthroughvisualization.Animationscanpresentmanycomplexsubjectsdynamically,buthumanteacherscannotdothisonblackboards.Multimediamakesourstudymorelivelyandinteresting.Forexample,aCD-ROMdisknamed“EncartaEncyclopedia”contains650MBinformationincludingimages,graphics,musicclips,videoclips,animations,texts,hotwords,anddatabasesearchfunctions.Fieldsinvolvedincludesphysicalsciences,performancearts,socialsciences,politics,military,educationandsoon.Whenpressingabutton,IcanhearAmericanPresidentClinton"sspeechclip.Imayenjoyplayingallkindsofmusicalinstrumentsintheworld.Icanalsoseethe此资料由网络收集而来，如有侵权请告知上传者立即删除。资料共分享，我们负责传递知识。animationofmanyphysicalphenomena.Thismakesphysicalconcepttobeunderstooddeeply[conceptsunderstoodbetter].Theaudiofeaturesofmultimediacangreatlyhelpmelearning[learn]foreignlanguages.Withitsspeechoutputcapabilities,I"mnolongerdependentonaninstructorforproperpronunciation.HowcanIinteractwithacomputer?Therearemanyways,includingkeyboard,mousepointer,andtouchscreen.Ioftenuseakeyboard.WhenIpressrightkeys,IcanseeandhearwhateverIwant.Informationworldisatmyfingertip.Iwishthattruespeechinput-outputsystemwouldbeinventedoneday.Asteachers,computershavealotofvirtues：Theyarepositive,theyhavegoodmemoriesandneverloseanyinformationstoredinthem.Theyhavemuchknowledgeineveryfield.Theycanletoutallkindsofsounds,andcanalsoimprovetheefficiencyofourstudy.Forexample,ifIwantto,IcanskipsomechapterssothatIcanstudyatmyownpace.Althoughcomputerswillnevertaketheplaceofhumanteachers,theyarewelcomedbymoreandmorelearners.Computerswillcontinuetoevolve(发展)withtheaidofmoderntechnologies.Computersaresopowerful,helpfulandimportantthateverybodyneedsit,especiallyinthefuture!Ilovemycomputerteacher!Thankyou.
