The task at hand now is to
34 the programmers who still use yesterday’s software
technology to solve today’s software problems. Object-oriented programming
requires a new attitude toward problem 35 . Problem 35 with computer system
becomes more natural. Application can 37 be translated into 38 . Although it
is commonly believed that it will be easier to train new programmers to use
object-oriented techniques than to 39 programmers who have substantial experience in applying conventional
programming language constructs.