What is paper made ? When we【C1】______books or newspapers, we seldom stop an

游客2025-06-26  1

问题     What is paper made ? When we【C1】______books or newspapers, we seldom stop and think about the things【C2】______to make them.【C3】______paper our lives would be very different.
    Paper is one of【C4】______important inventions(发明)of all time. The people in Egypt(埃及)first used a kind of grass-like plant to【C5】______paper around five【C6】______years ago, 3000 years later, a Chinese man created a new【C7】______of paper using pieces of old cloth. Then for several hundred years, people【C8】______the world had been using this Chinese method to make paper. In 1838, a Canadian man invented a【C9】______method of paper-making using wood. Today, most of the paper we use is made from【C10】______. [br] 【C6】

选项 A、thousands of
B、thousand
C、thousands

答案 B

解析 考查固定短语。表示“几千年”,thousand不能变复数。但表示“成千上万的”,是thousands of,thousand要变成复数。
转载请注明原文地址:https://www.tihaiku.com/zcyy/4135468.html
最新回复(0)