1. Be calm, or you’ll make a wrong decision.

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2. He is busy right now. He can’t help them.

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3. I’m not a superstar, so I can’t do that for you.

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4. We will go camping unless it rains.

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5. The weather is bad, so we can’t go for a walk.

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6. People don’t understand him because he doesn’t speak clearly.

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7. She hasn’t got a bicycle, so she often comes to her office a little late.

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8. We won't go on holiday unless we have enough money.

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9. If she doesn’t hurry, she will be late for school. (Unless)

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10. Tom is a careless driver. If he doesn’t take more care, he’ll have an accident. (Unless)

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