中考物理知识点:温度计表示与用法
新一轮中考复习备考周期正式开始,中考网为...
Every morning my father buys a newspaper _____ his way to work. Every day I open my books in class and ______ my lessons. Every evening my mother looks ______ magazines at home. And every night, I look at the ______ with photos of David Beckham and Yao Ming on my bedroom wall before I go to sleep. Can we ______ life without paper or print?
Paper was first ______ about 2,000 years ago, and has been made of ______, cotton, bamboo, and, ______ the 19th century, of wood. People learned to write words on paper to _____ a book. But in those days, books could only be ______ one at a time by hand. As a result, they were expensive and ______. And because there weren’t many books, ______ people learned to read.
Then printing was invented in China. The first ______ books were made by ______ ink against a ______ block and holding the paper ______ it. When printing was developed greatly at the ________ of the 11th century, books could be ______ more quickly and _______. As a result, more people learned to read. After that, knowledge and ideas ______ quickly, in a way ______ can be compared with the ________ of the Internet in the 20th century.
But will books be ______ in the future? Today information can be _______ online, downloaded from the Internet rather than ______ in books, and information can be kept on CD-ROMs or ______ such as MP3 players. These machines are smaller and ______ than books so that they can be carried very ______.
Computers are already used in ________, and newspapers and magazines can already be read ______. So will books be ______ by computers one day? No, I don’t think the Yao Ming poster on my bedroom wall will ______ be replaced by a computer two metres high!