work long hours work fast walk on foot eat meat 29. People may not eat as much as they do today. A. fruit B. fish C. meat D. rice 30. One big problem in the future is that . A.many people don’t have to work B. many people will not be able to find work C. people won’t have enough food to eat D. all the work will be done by robots 31. In the future A. traveling will be more expensive B. computers will be less important C. people will be too busy to do sports. D. computers will be much smaller.
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