coming和come都是来的意思，区别是前者是一个动名词，而后者是一个动词，区别可以从以下例子看出：

Have you seen he is coming? I have to come as well to see if you can handle him or not. I will not do anything if you can. 你看到他来了吗？ 我也得过来看看你能不能对付他。如果你能对付他我就什么都不做。