单选题 What is paper made ? When we {{U}} {{U}}
1 {{/U}} {{/U}}books or newspapers, we seldom stop and think about the
things {{U}} {{U}} 2 {{/U}} {{/U}}to make them. {{U}}
{{U}} 3 {{/U}} {{/U}}paper our lives would be very
different. Paper is one of {{U}} {{U}} 4
{{/U}} {{/U}}important inventions (发明) of all time. The people in Egypt(埃及)
first used a kind of grass-like plant to {{U}} {{U}} 5 {{/U}}
{{/U}}paper around five {{U}} {{U}} 6 {{/U}} {{/U}}years ago. 3000
years later, a Chinese man created a new {{U}} {{U}} 7 {{/U}}
{{/U}}of paper using pieces of old cloth. Then for several hundred years, people
{{U}} {{U}} 8 {{/U}} {{/U}}the world had been using this Chinese
method to make paper. In 1838, a Canadian man invented a {{U}} {{U}}
9 {{/U}} {{/U}}method of paper-making using wood. Today, most of the
paper we use is made from {{U}} {{U}} 10 {{/U}} {{/U}}