【正文】
ore expensive. Maybe no one will eat it every day, 8 they eat more vegetables and fruit. Maybe people will be healthier. Work in the future will be 9 , too. Dangerous and hard work will be done by robots. 10 this, many people will not have enough work to do. This will be a problem. 1. A. making B. growing C. running D. doing 2. A. longer B. shorter C. faster D. taller 3. A. Trains B. Cars C. Computers D. Houses 4. A. factory B. hospital C. farm D. school 5. A. watching B. seeing C. looking D. buying 6. A. less interesting B. much easier C. more expensive D. more diff