ответьте на вопросы к тексту. 1. what kind of paying system was used in the primitive society? 2. what was the slang word for a pound in the uk? 3. why do you think people start using precious metals for coins? 4. would you please explain what is barter, and give your examples of it. 5. what do you think can be named as advantages and disadvantages of barter paying system? 6. what is a coin, explain how does it look like. 7. when was the monetary reform (during which decimal money was adopted) in the uk? 8. what other kind of 'money' do you know? (how and where can we use it). 9. do you know other russian and english proverbs about money? give as many examples as possible.

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