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英语演讲稿7分钟

英语是我国的第一外语，对于各年级的学生来说，都必须重视口语的训练，会写字之前肯定得会说话，下面是小编为你整理的几篇英语演讲稿7分钟，希望能帮到你哟。

英语演讲稿7分钟篇一

i have the answer to a question that we've all asked. the question is, why is it that the letter x represents the unknown? now i know we learned that in math class, but now it's everywhere in the culture -- the x prize, the x-files, project x, tedx. where'd that come from?

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