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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.