英语演讲稿：My Teacher.doc

演讲稿 英语演讲稿：my teacher 英语演讲稿：myteacher，希望大家喜欢。：竞聘演讲稿国旗下演讲稿竞选演讲稿护士节演讲稿师德师风演讲稿三分钟演讲稿ladiesandgentlemen,ihavehadalotofteachersinmyschoolwhohavegivenmemuchhelpinmystudy.fortheirhelpiwillneverforgetthem.buttodayiamgoingtotalkaboutaspecialteacherofmine.thisteacherisnotahumanbeinganditsnameis“computer”.ithasbeenteachingmealotofknowledgeandiappreciateitverymuch.withthedevelopmentofmodernscienceandtechnology,putersarewidelyusedineveryteritorieseveryfield(1)includingeducation.howcanaputerbemyteacher?howdoesaputerteachme?multimedia(多媒体)helpsalotinthisaspectinrecentyears,andputer-basedtraining(cbt)hasbeeapopulareducationalmedium(手段).evenbeforethemultimediaecame(2)up,manydifferentlearningsystemsappeared,usingtheponentsandtechniqueswenowassociatewiththeterm“multimedia”.multimediaponents,suchasgraphics(动画),animations,soundandvideo,makethelearningprocesseasierthroughvisualization.animationscanpresentmanyplexsubjectsdynamically,buthumanteacherscannotdothisonblackboards.multimediamakesourstudymorelivelyandinteresting.forexample,acd-romdisknamed“encartaencyclopedia”contains650mbinformationincludingimages,graphics,musicclips,videoclips,animations,texts,hotwords,anddatabasesearchfunctions.fieldsinvolvedincludesphysicalsciences,performancearts,socialsciences,politics,military,educationandsoon.whenpressingabutton,icanhearamericanpresidentclintonsspeechclip.imayenjoyplayingallkindsofmusicalinstrumentsintheworld.icanalsoseetheanimationofmanyphysicalphenomena.thismakesphysicalconcepttobeunderstooddeeplyconceptsunderstoodbetter(3).theaudiofeaturesofmultimediacangreatlyhelpmelearninglearn(4)foreignlanguages.withitsspeechoutputcapabilities,imnolongerdependentonaninstructorforproperpronunciation.howcaniinteractwithaputer?therearemanyways,includingkeyboard,mousepointer,andtouchscreen.ioftenuseakeyboard.whenipressrightkeys,icanseeandhearwhateveriwant.informationworldisatmyfingertip.iwishthattruespeechinput-outputsystemwouldbeinventedoneday.asteachers,putershavealotofvirtues：theyarepositive,theyhavegoodmemoriesandneverloseanyinformationstoredinthem.theyhavemuchknowledgeineveryfield.theycanletoutallkindsofsounds,andcanalsoimprovetheefficiencyofourstudy.forexample,ifiwantto,icanskipsomechapterssothaticanstudyatmyownpace.althoughputerswillnevertaketheplaceofhumanteachers,theyareweledbymoreandmorelearners.computerswillcontinuetoevolve(发展)withtheaidofmoderntechnologies.computersaresopowerful