用四桩柱接地绝缘电阻表，测量土地电阻率，四个电极布置在一条直线上，极间距离L为11m

你的同学刘芳乐于助人(helpful), 积极乐观(positive)。她在上星期日下午回校途中帮助了一位受伤的老人。请根据题示，用英语写一篇短文向英语报English Times 投稿，简要叙述她做好事的经过, 并谈谈你的感想。

What happened	• an old man seriously hurt in the leg • what Liu Fang did
Your opinion	• misunderstanding or even trouble, or the right thing? • …

注意:(1)短文须包括上述全部要点, 应适当增加细节,以使行文连贯;
(2)词数:100左右。短文开头已给出(不计词数)。
Nowadays, a lot of people are reportedly unwilling to help others. However, Liu Fang acted differently.
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