How should I make this speech? What approach should you use? Formal or informal? Lots of visual aids or only a few? Will you include some anecdotes and humour for variety?是什么意思_How should I make this speech? What approach should you use? Formal or informal? Lots of visual aids or only a few? Will you include some anecdotes and humour for variety?在线翻译_英语_读音_用法_例句