一篇英语报告100词以内，简单才行。谈什么都可以！答好才采。

hello,everyone.
today,I am on duty.I want to tell you something
about inventions.
We study everyday,.when we study at night,we need
use light .everybody knows that the light was
invented by Edison.but do you know when was it
invented?It was invented in 1879.Edison invented
light ,because he worked very hard .although he
had failed,but he always work hard,at last,he succeed. we can learn that we should work hard in
our life.追问

翻译一下！

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