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1、.页眉.中学生英语演讲稿例文 小编精心推荐 中学生演讲稿
2、感恩演讲稿
3、感恩父母演讲稿
4、感恩教师演讲稿
5、学雷锋演讲稿 Ladiesandgentlemen, Ihavehadalotofteachersinmyschoolwhohavegivenmemuchhelpinmystudy.FortheirhelpIwillneverforgetthem.ButtodayIamgoingtotalkaboutaspecialteacherofmine.Thisteacherisnotahumanbeingandits
6、nameisComputer.IthasbeenteachingmealotofknowledgeandIappreciateitverymuch. Withthedevelopmentofmodernscienceandtechnology,computersarewidelyusedineveryteritories[everyfield](1)includingeducation.Howcanacomputerbemyteacher?Howdoesacomputerteachme?Multimediahelp
7、salotinthisaspectinrecentyears,andcomputerbasedtraining(CBT)hasbecomeapopulareducationalmedium.Evenbeforethemultimediacome[came](2)up,manydifferentlearningsystemsappeared,usingthecomponentsandtechniqueswenowassociatewiththetermmultimedia.Multimediacomponents,su
8、chasgraphics,animations,soundandvideo,makethelearningprocesseasierthroughvisualization.Animationscanpresentmanycomplexsubjectsdynamically,buthumanteacherscannotdothis.页脚.页眉.onblackboards.Multimediamakesourstudymorelivelyandinteresting.Forexample,aCDROMdisknamed
9、EncartaEncyclopediacontains650MBinformationincludingimages,graphics,musicclips,videoclips,animations,texts,hotwords,anddatabasesearchfunctions.Fieldsinvolvedincludesphysicalsciences,performancearts,socialsciences,politics,military,educationandsoon.Whenpressinga
10、button,IcanhearAmericanPresidentClinton’sspeechclip.Imayenjoyplayingallkindsofmusicalinstrumentsintheworld.Icanalsoseetheanimationofmanyphysicalphenomena.Thismakesphysicalconcepttobeunderstooddeeply[conceptsunderstoodbetter](3).Theaudiofeaturesofmultimediacangr
11、eatlyhelpmelearning[learn](4)foreignlanguages.Withitsspeechoutputcapabilities,I’mnolongerdependentonaninstructorforproperpronunciation. HowcanIinteractwithacomputer?Therearemanyways,includingkeyboard,mousepointer,andtouchscreen.Ioftenuseakeyboard.WhenIpressrig
12、htkeys,IcanseeandhearwhateverIwant.Informationworldisatmyfingertip.Iwishthattruespeechinputoutputsystemwouldbeinventedoneday. Asteachers,computershavealotofvirtues:Theyarep