A. Because publishers wanted higher quality paper.B. Because paper made from rags deterio
A. Because publishers wanted higher quality paper.
Because paper made from rags deteriorated too quickly.
C. Because wood pulp had become too expensive.
D. Because the supply of rags was insufficient.
查看答案
A. Gathering non-relevant materials.B. Stealing another person's ideas.C. Sharing notes wi
A. Gathering non-relevant materials.
B. Stealing another person's ideas.
C. Sharing notes with someone else.
D. Handing m assignments late.