Conditionals - spiegazione della costruzione del condizionale in inglese PDF

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spiegazione della costruzione del condizionale in inglese...

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ZERO CONDITIONAL: conditions which are always true, given a certain condition, there is a certain reaction: If you put ice in the sun, it melts. IF + PRESENT SIMPLE , PRESENT SIMPLE FIRST CONDITIONAL It is used to express real possibilities (mainly in the future) If the weather is good tomorrow, we’ll have a picnic I can help you with your homework if you have any problems. If you feel sick, you should see a doctor. IF + PRESENT SIMPLE , WILL / SHOULD / CAN (MAY/MIGHT) + MAIN VERB ‘Provided that’, ‘as long as’ can be used to mean ‘only if’ SECOND CONDITIONAL

It is used to talk about unreal, hypothetical situations in the present or the future: If I were you, I would call the doctor. If he wasn’t so busy, we could go on holiday. IF + PAST SIMPLE , WOULD/COULD/MIGHT + MAIN VERB Supposing that and imagine can be used to talk about imaginary situations. THIRD CONDITIONAL It is used to talk about unreal, impossible situations in the past: If I had known it before, I wouldn’t have called him. If I had studied more, I wouldn’t have failed the exam. If they had earned more, they could have moved abroad. IF + PAST PERFECT , WOULD/COULD/MIGHT + HAVE + PAST PARTICIPLE OF THE VERB

With all conditionals use unless to mean if not....