课件名称：lesson 21 Books or Computers?
适用年级：冀教版 八年级下册 教学课件
简介： ppt制作 1.Mastery words and phrases: appear, modern, electronic, sell
2.Oral words and expressions: press, printing press, by hand
3.Learn about the history of the books.
4.know about the fountain of printing press.
. 上传者：jiahande
