20xx優(yōu)秀的英語(yǔ)演講稿范文五篇(專(zhuān)業(yè)版)
【正文】 優(yōu)秀的英語(yǔ)演講稿范文五篇 不知大家有沒(méi)有上臺(tái)演講過(guò)?以下是小編給大家?guī)?lái)上臺(tái)演講的優(yōu)秀的英語(yǔ)演講稿范文五篇，歡迎大家參考借鑒!
英語(yǔ)演講稿1
how many people here in this room smile more than 20 times per day? raise your hand if you do. oh, wow. outside of this room, more than a third of us smile more than 20 times per day, whereas less than 14 percent of us smile less than five. in fact, those with the most amazing superpowers are actually children who smile as many as 400 times per you ever wondered why being around children who smile so frequently makes you smile very often? a recent study at uppsala university in sweden found that its very difficult to frown when looking at someone who smiles. you ask, why? because smiling is evolutionarily contagious, and it suppresses the control we usually have on our facial muscles. mimicking a smile and experiencing it physically help us understand whether our smile is fake
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