8. Halloween is also associated with supernatural creatures like ghosts and vampires. These creatures are not part of the natural world. They don't really exist... or do they?

　　万圣节还和一些诸如鬼魂和吸血鬼之类的超自然的生物有关。这些生物不是自然界的一部分。他们实际上是不存在的......或许他们其实真的存在？