Don’t you think being caught cheating in ______ exam could ruin our future ? I’m afraid it is simply not worth ________ risk .

       A．the ; a                     B．the ; 不填               C．an ; the                   D．an ; 不填

Don’t you think being caught cheating in          exam could ruin our future? I’m afraid it is simply not worth        risk.

A．the; a B．the; 不填  C．an; the      D．an; 不填