Life in the future  is different from now. There are not any paper money in the future. People use their _ when they go shopping. There are not so many stores. At weekends, people needn't go out. They usually do some shopping at home on the Internet. Children don't get up early to go to school. They have lessons at home on the  Internet, too. Teachers teach their students and give them homework on the Internet. Children give the homework to their teachers on the Internet, too. People don't need to do much work. There are more robots . Robots do hard work for people. Parents don't cook or wash clothes. A cooking robot cooks breakfast. In fact, robots do all the housework for us. There are more holidays. Parents spend much time with their children. They spend a lot of time travelling around the world. I think life in the future is very interesting. Do you think so? How does the writer like the life in the future? He thinks it is  _  .
hard easy interesting healthy