let's trade!Will you take p___of cake for an apple?A good book for a model plane?A toy boat for a bike?
Long ago,people had to get what they w___ by trading. Some people farmed the land. Other people m____ tools. Tools were traded for food.
All kinds of trading took place. lf a man had too muc meat, he could trade it for corn.He could trade animals skins for tools. Sometimes men traded a day's work for a p____to sleep.
Many u___ things were traded.But people wanted preety things, too.A farmer might trademilk for a piece of beautiful cloth.
Even today we trade with one another. When you buy candy, do you pay for it with bear fat? Of course not! You use m____. But you are syill trading. You are still giving one thing for another.