1.Many
scientists believe its impossible that one day we will live on other planets.
2.This time
tomorrow ill be writing an email.
3.I dont
believe that computers will ever be developed to be more intelligent than
humans.
4.Ill have
finished fixing this computer by the time my boss comes back.
5.In thirty
years time , most people will be using their TV as the screen for their
computers.
6.By the
time he finishes his computer course , hell have spent over 500 dollars.