What,in your opinion,is the most significant invention in the history of the world?用英语回答,越多越好
问题描述：
What,in your opinion,is the most significant invention in the history of the world?
用英语回答,越多越好
答
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肯定写internet
答
The four great inventions of Ancient China were papermaking,commercial printing,gunpowder,and the compass.Papermaking Even before there was paper,the Ancient China already has its way of writing down ...