电动升降杆接线图:一道非常简单的初二英语题!超急!!!!!

来源:百度文库 编辑:高考问答 时间:2024/04/27 23:31:09
What was invented about one thousand years ago?
Who was it invented by?
What is it used for?
How was it developed?
Please answer in English!
Sorry!
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How has it developed?

Paper was invented about one thousand years ago.
It was invented by Cai Lun.
It is used for writing on.
It was developed by foreigners.