Millions of years ago, people lived in caves. They had fire, which gave them heat and light. They eat raw meat. It was time for lunch. The father was very hungry.
He was eating some raw meat. He gave the boy some raw meat. The boy threw the raw meat into the fire. The father was very angry. He said, You are a bad boy! Eat this meat. the father gave it to the boy. The boy tasted the meat. It tasted nice. He ate the cooked meat. He said, I like this meat. it tastes good. after that, the stone age family always cooked their food on the fire.
几百万年以前，人们住在洞穴里。他们有火，这给他们带来了光和热。他们吃生肉。现在是午餐时间。父亲很饿。
他吃了一些生的肉。他给男孩一些生肉。男孩把肉扔在火。父亲很生气。他说，你是个坏男孩！吃这种肉。父亲给了那个男孩。男孩尝肉。它的味道很好。他吃煮熟的肉。他说，我喜欢这种肉。它的味道很好。之后，石器时代家庭总是在火上煮他们的食品。