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Conditionals

1. Also called 'if clauses'

2. Used to describe situations and the results or consequences of this situations

3. The structure is made up by two clauses

   • The 'if clause' + the main clause
   • clauses must be separated by a coma (,) ex: If i could, i'd retire tomorrow

4. Zero conditional

   • Structure: (if + present simple, ... present simple)
   • Is used when the result will always happen
   • Examples: -if water reaches 100 degrees, it always boils -If you touch a fire, you get burned.

5. First conditional

   • Structure: (if + present simple, ... will + infinitive)
   • Is used to talk about things which might happen in the future.
   • Examples: - If it rains, I won't go to the park. - If I study today, I'll go to the party tonight.

6. Second conditional

   • Structure: (if + past simple, ... would + infinitive)
   • It can be used to talk about things in the future that are probably not going to be true. Also it can be used for something in the present which is impossible, because it's not true.
   • Examples: - If I met the Queen of England, I would say hello - If I were you, I wouldn't go out with that man

7. Third conditional

   • Structure: if + past perfect, ...would + have + past participle
   • It's used to describe a situation that didn't happen, and to imagine the result of this situation.
   • Examples: - If we had taken a taxi, we wouldn't have missed the plane - She wouldn't have been tired if she had gone to bed earlier