Regular exercise is one of the most important factors that contribute to good health.

One of the most important roles of a whip is to ___________. A: make summaries B: make rebuttals C: make counter-policies

With regard to time management, the first important thing one should do is ______. A: to find out the most important things that make up the 80 percent. B: to find out the most important things that make up the 20 percent. C: to focus your energy on the most important things that make up the 20 percent D: to focus your energy on the most important things that make up the 80 percent

-This story book is not interesting at all.Well, I’ll lend you ___one, Ok? A: the most interesting B: a most interesting C: most interesting D: much interesting

Materials have now become one of the most important factors ______ the advance of technology and industry depends. A: on which B: with which C: of which D: for which