"Must we hand in our exercise-books now" "No, you ()

A．illustrate the techniques of drawing conclusions
B．demonstrate the skills in making conclusions
C．offer the reasons for building up arguments
D．show the particular ways to support one's arguments

A．they are only interested in the facts provided by the article
B．they make a judgement of the arguments given in the article
C．they do not accept the arguments provided by the article.
D．they are able to distinguish between facts and opinions given in the articl