Why are young people so enthusiastic about computers ? It is mainly because they find that the computer has a large number of desirable properties. First , it ’ s not terribly demanding , and it does what it is told.Second , it ’ s easier to be a friend to a computer , for it wo n ’ t make fun of you.Nor does it scold you or talk back. Third , the computer is more interesting than any other object.Like people , it is interactive. When you ask it a question , it gives you an answer. And because it stores great quantities of information , it can often answer more questions , more accurately , than human friends. Finally , by programming a computer , a youngster can create a world of his own. The organizational pattern of this passage is ______.