增加：在缺词处加一个漏字符号(∧)，并在其下面写出该加的词。

删除：把多余的词用斜线(\)划掉。

修改：在错的词下画一横线，并在该词下面写出修改后的词。

注意：1). 每处错误及其修改均仅限一词；

2). 只允许修改10处，多者(从第11处起)，不计分。

    Edison was a great scientist or inventor. As may not be known to many people, born in a peasant families, he received few school education. He started to go to school at age of eight and remain at school for only three months. It's said that he always asked some strange questions which his teachers couldn't answer them. In fact, he was a man full with imagination. He made over 2,000 inventions in his life, covered many fields, such as the electric lamp, film, etc. He played an important part to the social develop and the progress of human beings.

化学小组同学在加热二氧化锰样品时，发现有气泡产生（如图一所示），于是他们对这个异常现象进行了探究．

    和煦的春风吹来，迎春花、樱花、玫瑰花、郁金香……渐次开放，花团锦簇，姹紫嫣红。花朵以美的姿态、艳的色彩，给我们展示其特有的魅力。可是花开不长久。春意阑珊时，花朵便凋零飘落，路边落红无数。有人感叹花易落，春易逝，黯然神伤；有人笑对落花，看落英缤纷，悟芳香犹存。

    自然界的花落了，而芳香犹在。生活中某些美好的东西失去了，但给人的美好印象还在，它的影响还在。

请根据你对材料的理解，以“花谢香犹在”为题写一篇不少于800字的文章。诗歌除外。