During most of the Stone Age, people lived by hunting and gathering their food in Egypt. They travelled from place to place in the Nile valley, (harvest) wild grasses, digging up roots and finding birds eggs. They fished in the Nile River and gathered the reeds （芦苇干） from its shores (make) baskets.
By around 10,000 BCE, Egypt had gotten so (crowd) that people were forced to begin growing their own food. People also began to keep cows, sheep and pigs that they (possible) baupht from their West Asian neighbors. This is we call the Agricultural Revolution today.
But farming brought many other changes too. Once people started planting crops, they had to defend the land the crops were。There was more fighting. Soon people began to band together larger communities that could fight better. They chose leaders。 the advantages that farming brought them, those leaders forced more and more people to start farming and settle down under their leadership
Around 3500 BCE donkeys (use) to carry ivory and gold north into Egypt and to carry Egyptian things south to Susan and Kenya. That made both places (rich) than they were before. Together, the trade and the farming helped to start the Old Kingdom.
