Unit 3 Стор. 25 - 34: 6

6. Доповніть речення правильною формою дієслів у дужках:

1. If your immune system does not work properly, your life can be threaten by a common infectious disease. 2. If we all lived on the moon, it would be terribly crowded. 3. When the guests arrive, ask them to wait in the lounge. 4. Dad, if you really cared about money, you would have chosen to study business rather than philosophy when you were younag. 5. They would not have felt offended if you had accepted their invitation. 6. If he had spoken Chinese, he could have negotiated a better contract with the Hong Kong company. 7. If Brazil wins the next World Cup, the whole country will celebrate. 8. The world would be a boring place if there were not any sports competitions. 9. If ancient Greeks hadn't invented the Olympics, someone else would have come up with the idea later.