1.Actually, China and Korea have a two-to-three-thousand-year long history of friendship.Although there was a short break off of communication between the two countries after the Korean War, war cannot end the friendship of the people from the two nations,and even cannot stop the Korean pelple from learning Chinese. I majored in Chinese when I studied in university in Korea,but it is somewhat different from the traditional Chinese major,because we spent 60-70 percent of our time to learn Chinese l

2.No,during the Second World War, as an air warder, he was appointed to overwatch four Japanese prisoners of war and had stayed up 5 days and nights in rows.Then,he lost his sleep function.