扫描二维码，直接登录
题库 / Prep2007E1-SC-39
The Sports Medicine Programs of the Olympic Training Center, a complex where final tryouts are held for athletes representing the United States in the Olympics, is geared toward enhancing athletes' performance and toward their preparation for international competition.
is geared toward enhancing athletes' performance and toward their preparation
is geared to enhance the performance of athletes and to prepare them
are geared to enhance athletes' performance and their preparation
are geared toward the enhancement of athletes' performance and toward preparing them
are geared toward enhancing the performance of athletes and preparing them
还没有题目讲解（毕出老师会陆续发布对官方考题的解读，请保持关注）。
同问省略to enhance 怎么不行。同问their指代就模糊了them就不模糊为什么不行！求解答！拜托老师！！
我觉得是语义的问题，提高表现是对的，但是提高准备就有点儿奇怪了吧....所以enhance和prepare应该是并列的登录 或 注册 后可以参加讨论