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What is a zero conditional sentence?

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A zero conditional sentence describes general truths or facts. It uses the present simple tense in both the if-clause and the main clause. Example: 'If you heat water to 100 degrees Celsius, it boils.'

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What is a first conditional sentence?

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A first conditional sentence expresses a real possibility in the future. It uses the present simple tense in the if-clause and 'will' + base form of the verb in the main clause. Example: 'If it rains, I will take an umbrella.'

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What is a second conditional sentence?

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A second conditional sentence describes hypothetical situations that are unlikely to happen. It uses the past simple tense in the if-clause and 'would' + base form of the verb in the main clause. Example: 'If I won the lottery, I would travel the world.'

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What is the structure of a zero conditional sentence?

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The structure is: If + present simple, present simple. Example: 'If you mix red and blue, you get purple.'

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What is the structure of a first conditional sentence?

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The structure is: If + present simple, will + base form of the verb. Example: 'If she studies hard, she will pass the exam.'

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What is the structure of a second conditional sentence?

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The structure is: If + past simple, would + base form of the verb. Example: 'If I were you, I would apologize.'

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When do we use zero conditional sentences?

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We use zero conditional sentences to express facts, scientific truths, or situations that are always true. Example: 'If you freeze water, it turns into ice.'

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When do we use first conditional sentences?

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We use first conditional sentences to talk about real and possible future situations. Example: 'If it is sunny tomorrow, we will go to the beach.'

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When do we use second conditional sentences?

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We use second conditional sentences to talk about unreal or hypothetical situations in the present or future. Example: 'If I had a million dollars, I would buy a house.'

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What is the difference between first and second conditional sentences?

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First conditional sentences refer to real possibilities, while second conditional sentences refer to unreal or hypothetical situations.