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1、中学生优秀英语演讲稿演讲稿一：中学生优秀英语演讲稿ladiesandgentlemen,ihavehadalotofteachersinmyschoolwhohavegivenmemuchhelpinmystudy.fortheirhelpiwinneverforgetthem.buttodayiamgoingtotalkaboutaspecialteacherofmine・thisteacherisnotahumanbeinganditsnameis“computer"・ithasbeenteachingmealotofknowledgeandiappreciateitve
2、rymuch・withthedevienceandtechnologyyusedineveryteritoucatiori.howcanacomowdoesacomputerteaelopmentofmodernsc,computersarewidelries(1)includingedputerbemytea.cher?hchme?multimedia(多媒)helpsa.1otinthisa.spectinrecentyears,andcomputer-basedtraining(cbt)hasbecomeapopulareducationalmedium(手段).eve
3、nbeforethemultimediacome(2)up,manydifferentlearningsygthecomponentsandtstemsappeared,usinechniqueswenowassociatewiththetermultimedia・mu1timediacomponents,suchma/tions,soundandvigprocesseasierthronimationscanpresentsdynamically,buthdothisonblackboardurstudymorelivelyaxample,acd-romdisknameda
4、sgraphics(动画),anideo,makethelearninughvisualizatiori.atmanycomplexsubjecurna.ntea.chersca.nnots.multimediamakesondinteresting,foreencartaencyclopediaudingimages,graphicontains65Ombinformationinclcs,musicclips,videtexts,hotwords,andtions.fieldsinvolvedincludesphysicalsciences,performances,po
5、litics,milioon・whenpressingabicanpresidentclintyenjoyplayingallkimentsintheworld.icionofmanyphysicalpphysicalconcepttob3)・theaudiofeatureoclips,animations,databasesearchfuncncearts,socialscietary,educationaridsutton,icanhearameron'sspeechclip・imandsofmusicalinstruanalsoseetheanimathenomena.
6、thismakeseunderstooddeeply(sofmultimediacangreatlyhelpmele且rning(4)foreignla.ngua.ges.withitsspeechoutputcapabilities,i'mnolongerdependenproperpronunciation.tonaninstruetorforhowcaniinteractwithacomputer?therearemanyways,includingkeyboard,mousepointer,andtouchscreen・ioftenuseakeyboard,wheni
7、pressrightkeys,ica.nseea.ndhearwhateveriwant・informationworldisatmyfingertip.iwishtha/ttruespeechinput—outputsystemwouldbeinventedoneday•asteachers,computershavealotofvirtuestheyarepositive,theyhavegoodmemoriesandneverloseanyinformationstoredinthem・theyh
