A:Do you know much about computers?
B:Not a great deal.
A:I've just been reading an article about them.they'll be used for all sorts of things now.
B:For accounting system and things like that ,you mean ?
A:Yes ,but they are used for other things,too.Do you remember when we went to buy a ticket for the flight to Paris .
B:Yes?
A:The man asked where we want to go,then he type out the information on the form and waited for a reply.A few moment later ,he gave us two tickets.
B:Of course,his machine must have been connected to a computer.
A:That's right.