Conditional

Conditional

1. Zero

   • to talk about things that are always or generally true
     • We can use when instead of if in the if clause
     • We use the simple present in both the if clause and the main clause

2. First

   • We use the first conditional to talk about something that is possible in the future
     • We use the simple present in the if clause, and we use the future with will in the main clause
     • We can use unless instead of if not in the if clause
     • We can also use a modal verb or the imperative instead of will in the main clause

3. Second

   • We use the second conditional to talk about something that is impossible or something that is unlikely in the present or the future
     • We also use the second conditional to give advice, usually with if were you
     • We use the simple past in the if clause, and would + a main verb in the main clause
     • We can also use a modal verb instead of would in the main clause
     • We can use were instead of was in the if clause

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