what are the three major speeches mentioned in the video? 2. what are the features of informative speeches? and what are informative speeches' effect? 3. Persuasion is the process of ____________, ____________or _______________________________________. 4.Vocabularies' translation: alzheimers courtesy speech commencement speeches commemorative speeches eulogies 5. Please write down important points showed in 2.1. 6. Watch this commencement speech presented by J.K. Rowling: https://tv.sohu.com/v/dXMvOTczOTgzMzQvMzIxMzkxNDIuc2h0bWw=.html