___       three times in a row, the boxer decided to make a fourth attempt, though．

         A．Having defeated                                    B．To have defeated

         C．Having been defeated                             D．To defeat

___      three times in a row, the boxer decided to make a fourth attempt, though．

1. A.
   Having defeated
2. B.
   To have defeated
3. C.
   Having been defeated
4. D.
   To defeat

___       three times in a row, the boxer decided to make a fourth attempt, though．

       A．Having defeated       B．To have defeated

       C．Having been defeated         D．To defeat

__       three times in a row, the boxer decided to make a fourth attempt, though．

A．Having defeated                                     B．To have defeated

C．Having been defeated                               D．To defeat

___      three times in a row, the boxer decided to make a fourth attempt, though．