Humans ' turn is correct. Your plural form already ends with an 's', so you form a possessive by adding an apostrophe. ... <看更多>

Humans. We have been around for a while now. When we think about our past we think about ancient civilizations, the pyramids, ... ... <看更多>

Humans of New York, New York, NY. 17757335 likes · 10228 talking about this. New York City, one story at a time. ... <看更多>