Question

___      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

Answer 1

C

考查非谓语动词做状语。主语the boxer与defeat之间是被动关系，且分词的动作发生在谓语动词之前，所以用现在分词的完成被动式。所以选C。