PublicSpeakingPublicspeakingcanbedefinedastheactofmakin...
问题详情：PublicSpeakingPublicspeakingcanbedefinedastheactofmakingaspeechinfrontofagroupoflisteners.Thetypesofpublicspeakingaredeliberatelystructuredwiththreegeneralpurposes:toinform,topersuadeandtoente...