I Am the Protagonist in a Primitive Society

Xu Tian got a hundred points in the college entrance examination and suddenly traveled to primitive society. With the opening of the golden finger, he discovered that his summons turned out to be his classmates, school alumni, and the entire school's faculty and staff. And the situation is getting worse. Fortunately, these summons can be resurrected indefinitely, and he has absolute control over them. Study committee member, go and lead a few people to kill wild wolves, don't you want to go? No Hatsune Miku dance around the fire. Sports committee member, go take dozens of people to kill saber-toothed tigers, what? All eaten? Live and move on. Class teacher, kill the Tyrannosaurus rex instead of hundreds of people. If you can't do it, take the ** with you. What's wrong with my poor score of 100% in the college entrance examination? I have a math master under me. In this primitive society full of perversions and hardships, becoming a king is not a matter of minutes. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.