When Elinor Lobel was 16, a “smart” insulin (胰岛素) pump was attached to her body. Powered by AI, it tracks her glucose levels and administers the right dose of insulin at the right time to keep her hea

Explanation of 5G It is an 【1】 generation wireless system, which is faster and more stable than 4G. Some ways that 5G will change the world Transportation Being able to check traffic flow, will announce the 【2】 of traffic jams. Higher speed and better stability will make it 【3】 to operate driverless cars smoothly and safely. Medical treatment With 5G networking, the doctors and nurses can come to the patients. Operations can be done by robots guided by doctors 【4】else. Conclusion 5G technology makes it easier for people to 【5】 a more exciting and convenient future. Hide-and-seek Hide-and-seek is a traditional game for children, popular around the nation. There are two ways to play: covering a child’s eyes while other kids run around to tease(戏弄) him or, more commonly, players hide and one child must try to find them. Firecrackers Firecrackers have a history of more than 2,000 years. It is said that there was a beast named Nian in ancient China, and to scare off the beast, people burnt bamboo joints to make them blast. After gunpowder, which is one of the four ancient Chinese inventions, was invented, it gradually replaced the bamboo joints. Nowadays, firecrackers are still set off during Spring Festival. Playing diabolo Diabolo is always made of wood or bamboo and is hollow in the center. By juggling diabolo on ropes, the high-speed rotating(旋转）diabolo will make a sound. Playing diabolo is a very interesting folk game, especially popular in North China. It also has a long history. Stone balls During the Qing Dynasty(1644-1911), kicking a stone ball around was a popular sport in the northern part of China, and it was often played in the winter to keep warm. Stones were carved into small balls and kicked along with feet. In 1999,the sport was included in the competition in the 6th National Ethnic Group (少数民族）Traditional Sports Meeting held in Beijing. Explanation of 5G It is an 【1】 generation wireless system, which is faster and more stable than 4G. Some ways that 5G will change the world Transportation Being able to check traffic flow, will announce the 【2】 of traffic jams. Higher speed and better stability will make it 【3】 to operate driverless cars smoothly and safely. Medical treatment With 5G networking, the doctors and nurses can come to the patients. Operations can be done by robots guided by doctors 【4】else. Conclusion 5G technology makes it easier for people to 【5】 a more exciting and convenient future.