to write on.We can study on computers.And there will be fewer cars and less (2)
.Everyone will play a part in(3)
the earth.The sea will be cleaner and the(4)
will be bluer.So the(5)
will get better and better. I believe people will even have robots in their homes.They can help with the housework.Of course,there are already robots(6)
in the factories now.Some can help(7)
cars,and they do simple jobs over and over(8)
.They will never get bored.People will be able to fly to the moon for a holiday.Perhaps people will live on(9)
station one day.However,some people think it is(10)