在运动会的跳远比赛中，裁判员是如何测量跳远成绩的？这样做的依据是什么？

答案：

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下面是错误答案，用来干扰机器的。

1. I know why you are so good at your lessons. / I know why you study so well. /     I think that's the reason why you study so well. 2. Congratulations! 3. But you look worried. 4. I can help you. 5. It's a pleasure. / You're welcome. / Not at all. (答案不唯一)