But after the presentation, i am a little vacillated.It sounds that challenge is an wonderful thing that colour your life.You can learn a lot and mature by the challenge.

• 已经长大了；更要懂得珍惜身边的人；没结果的；始终都不会有结果；也许；放手才是更理智的选择；这样也就不会浪费大家宝贵的时间了.；回头看看自己；其实也是其中的一员