题目

  Story 1   In America in 1940，the twin boys went to live with two different families almost as soon as they were born．The two brothers never saw each other again until1979，when they met by chance at a party．When they started talking to each other，they discovered some amazing similarities(相似处)．First，they found out that they both enjoyed making things out of wood．Later on，they discovered that they had both married women called Linda，and that they both had one son whose first and middle names were James and Alan．Besides，both brothers had called their dogs by the Sally worked late in the evening to finish her report _____ her boss could read it first thing next morning. A．because 　　 B．so that 　　 C．before 　　 D．or else