题目内容：
请在第__29__处填上正确答案。
A．This hurdle is the easiest to get over because you are not worn out from running. B．Again you must find it in yourself that you can do it and you must finish the race stronger than when you had started it.
C．All it takes is one step at a time one hurdle at a time.
D．That last hurdle symbolizes these situations.
E．These hurdles get tougher and tougher and you may feel as though you can't go on.
F．Next is the lining up in our own individual lanes.
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