Ответ:

  1. I think people will travel to Mars.
  2. I think people will live for more than 125 years.
  3. I don’t think teachers will be robots.
  4. I think people will buy everything online.
  5. I think computers will be more intelligent than people.
  6. I don’t think everyone in the world will have enough food to eat.
  7. I think the European Union will still exist.