everyone / stop eating meat
student's answer
millions of humans / live in big cities on Mars
student's answer
students / stay at home to study on the internet
student's answer
people / be able to travel back in time
student's answer
people / take vacations on the Moon
student's answer
people / control the weather
student's answer
people / take pills to become smarter
student's answer
everyone / have a computer chip in their brain
student's answer
people / have flying cars
student's answer
people / live for 200 years
student's answer
robots / look and act the same as humans
student's answer
scientists / find life on another planet
student's answer
robots / do all the housework
student's answer
people / eat pills, not food
student's answer
scientists / make dinosaurs from old DNA
student's answer