I Take Space in Primitive Society

[Travel] + [Space] + [Store Supplies] [Primitive Continent] Qiyu has an ancestral bracelet that even the old lady who collects rags despises. It accidentally opens a space. According to the novel, it is either the end of the world or time travel, so she hoards supplies. The result is time travel, but the novel doesn't say what to do if we travel back to primitive society? ? What, a rainy season where it rains for two months straight? Is there still a cold season with more than ten degrees below zero? ? I just want to survive. By the way, he taught primitive people how to open up wasteland, cultivate land, and raise livestock. Ps: Overhead time and space! ! !