题目

  Pulling heavy suitcases all day in the summer is hard work, especially when you’re a thin 14-year-old. That was me in 1940—the youngest and smallest baggage boy at New York City’s Pennsylvania Railway Station.    After just a few days on the job, I began noticing that the other fellows were overcharging passengers. I’d like to join them, thinking, “Everyone else is doing it.”    When I got home that night, I told my dad what I wanted to do. “You give an honest day’s work,” he said, looking at me straight in the eye. “They’re paying you. If they want to do that, you某患者的脊髓上部受到严重损伤，当用针刺其大腿时，该患者( )。A.能产生缩腿反射，并感到疼痛B.能产生缩腿反射，不感到疼痛C.不产生缩腿反射，但能感到疼痛D.不产生缩腿反射，不感到疼痛