小题1:C
小题2:A
小题3:B
小题4:A
试题分析：本文讲述了遇见事故残疾了的我通过个人努力，又一次参加了马拉松长跑，证明只要努力，一切都有可能。
小题1:C 推理题。根据第一段3,4行I would never run again—terrible news for someone who views running as the oxygen(氧气) she breathes.说明我把跑步当成是呼吸的氧气，说明我很重视跑步，故C正确。
小题2:A 细节题。根据第二段2,3行If only I could jog(慢跑) part of it—that would cost me less time.说明这样做可以省略时间，故A正确。
小题3:B 细节题。根据第三段3，4,5行He believed that people should let nothing hold them back from achieving their goals 。Soon after his death, a crazy thought entered my mind: what if I could run the LA Marathon? I knew that if I didn’t train to my fullest, the doctor would win说明我受到他的话的鼓励，故B正确。
小题4:A 推理题。根据And I succeeded in crossing the finish line of the LA Marathons all over the United States to the astonishment of my doctors. They never believed that I would achieve that.说明医生根本想不到我能做到这一切，这让医生非常惊讶。故A正确。
点评：本文讲述了遇见事故残疾了的我通过个人努力，又一次参加了马拉松长跑，证明只要努力，一切都有可能。本文细节题居多，答题时在文章找到对应的地方，用笔进行标记，这有利于后期有时间检查时可以立刻找到答案的位置。仔细理解作者所讲的意思，再结合选项，通过排除法和自己对全文的把握，选出正确答案。
