中学生优秀英语演讲稿：我的老师 ladiesandgentlemen, ihavehadalotofteachersinmyschoolwhohavegivenmemuchhelpinmystudy.fortheirhelpiwillneverforgetthem.buttodayiamgoingtotalkaboutaspecialteacherofmine.thisteacherisnotahumanbeinganditsnameis“puter”.ithasbeenteachingmealotofknowledgeandiappreciateitverymuch. withthedevelopmentofmodernscienceandtechnology,putersarewidelyusedineveryteritories(1)includingeducation.howcanaputerbemyteacher?howdoesaputerteachme?multimedia(多媒体)helpsalotinthisaspectinrecentyears,andputerbasedtraining(cbt)hasbeeapopulareducationalmedium(手段).evenbeforethemultimediae(2)up,manydifferentlearningsystemsappeared,usingtheponentsandtechniqueswenowassociatewiththeterm“multimedia”.multimediaponents,suchasgraphics(动画),animations,soundandvideo,makethelearningprocesseasierthroughvisualization.animationscanpresentmanyplexsubjectsdynamically,buthumanteacherscannotdothisonblackboards.multimediamakesourstudymorelivelyandinteresting.forexample,acdromdisknamed“encartaencyclopedia”contains650mbinformationincludingimages,graphics,musicclips,videoclips,animations,texts,hotwords,anddatabasesearchfunctions.fieldsinvolvedincludesphysicalsciences,performancearts,socialsciences,politics,military,educationandsoon.whenpressingabutton,icanhearamericanpresidentclintonsspeechclip.imayenjoyplayingallkindsofmusicalinstrumentsintheworld.icanalsoseetheanimationofmanyphysicalphenomena.thismakesphysicalconcepttobeunderstooddeeply(3).theaudiofeaturesofmultimediacangreatlyhelpmelearning(4)foreignlanguages.withitsspeechoutputcapabilities,imnolongerdependentonaninstructorforproperpronunciation. howcaniinteractwithaputer?therearemanyways,includingkeyboard,mousepointer,andtouchscreen.ioftenuseakeyboard.whenipressrightkeys,icanseeandhearwhateveriwant.informationworldisatmyfingertip.iwishthattruespeechinputoutputsystemwouldbeinventedoneday. asteachers,putershavealotofvirtues：theyarepositive,theyhavegoodmemoriesandneverloseanyinformationstoredinthem.theyhavemuchknowledgeineveryfield.theycanletoutallkindsofsounds,andcanalsoimprovetheefficiencyofourstudy.forexample,ifiwantto,icanskipsomechapterssothaticanstudyatmyownpace. althoughputerswillnevertaketheplaceofhumanteachers,theyareweledbymoreandmorelearners.puterswillcontinuetoevolve(发展)withtheaidofmoderntechnologies.putersaresopowerful,helpfulandimportantthateverybodyneedsit,especiallyinthefutureilovemyputerteacher thankyou. erning:0.0000pt;