Употребив глаголы в нужной форме, сделайте следующие
предложения утвердительными или отрицательны ми в зависимости от смысла.

1. People (to get) resources from the
earth.
2. Consumers (to buy) goods from
manufacturers.
3. We (to study) economics.
4. The economist (to study) consumers'
behaviour in the service markets.
5. The plant (to process) agricultural
products, it (to manufacture) machines.
6. Industry and agriculture (to use) fuel.
7. I (to study) medicine.
8. Teachers (to study) labour markets.
9. It (to be) possible to predict prices for
essential goods.