【正文】
the first country in the world to make it. During the Western Han dynasty, it was made in some places in China, and was developed in the Eastern Han dynasty by Cai Lun. He made it with bark, ropes and rags. 3. What did Cai Lun use to make paper at that time? He used bark, ropes and rags. 1b Read 1a and answer the following questions. ___________ It was developed in the Song dynasty by Bi Sheng. He carved characters on pieces of clay or wood, and then brushed ink on them. After the characters were printed on paper, the pieces of clay or wood could be used again. Later this technology spread to Korea, Japan and Europe. It was the basic method used at that time. 4. What was the advantage of Bi Sheng’s printing technology? The pieces of clay or wood could be used again. 5. Do you want to be an inventor? How will you realize your dream? Share it with your classmates. famous people introduction The Politics Group The Science Group The Culture Group Words: discovery n. 發(fā)現(xiàn) east— eastern west— western north— northern south— southern Phrases: depend on 依靠,取決于 at the end of… 在 …… 末 1. Finish the written work in Project. 2. Search for some information about the places of interest all over the world. Goodbye!