what's the most useful invention?我有急用.

来源：学生作业帮编辑：作业帮分类：英语作业时间：2024/06/02 19:56:56

what's the most useful invention?我有急用.
是作文............

Bulbs/lights
电灯泡
Just imagine what our world would be like without lights at night.
There would be no road lights,the cities will be in darkness.
How would people the colourful nightlife without lights?
No movies,no KTVs,no cinemas,no grand hotels or restaurants.
Even in the countryside,life without lights could be very inconvenient.
Without lights,night schools would be paralysed.
Factories,companies would be seriously inefficient.
Without lights,our modern world could hardly run.
Undoubtedly,light is the most important invention.
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再问： why do you think it is the most useful invention?
再答：您好，我在“电灯”下面写的那么多都是原因啊百度教育团队【海纳百川团】为您解答如满意，请点击“选为满意答案”按钮，谢谢～

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