Once entering the university , the students are not expected to devote all their hours to studying .  ________ , they should learn to divide their time between clubs and studies .  

A. What’s more             B. Therefore                 C. In addition         D. Otherwise

Once entering the university, the students are not expected to devote all their hours to studying.

          , they should learn to divide their time between clubs and studies.

A．What’s more         B．Therefore           C．In addition           D．Otherwise