Conditional.

Conditional.

1. Firts.

   • We use the first conditional to talk about future events that are likely to happen.
     • If + present simple,... will + infinitve.
       • You will lose the movie that just came out, if you don't leave soon.
       • If it rains in the afternoon, I won't go to the park.

2. Second.

   • The second conditional uses the simple past tense after if, then would and the infinitive.
     • If + past simple,... would + infinitive.
       • If I knew my aunt who lives in the United States, I would say hello and nice to meet you.
       • If I won the lottery, I would support my family.

3. Third.

   • Use that to talk about past hypothethical or unreal situations.
     • If + past perfect,...would + have + past participle.
       • If I had gone for ice cream today, I would have had the flu.
       • If I hadn't eaten so much, I wouldn't have felt very full.

4. Mixed.

   • If clauses can be mixed provided that they make sense within a context
     • If + subject + past perfect, subject + would + infinitive.
       • If I had seen the film, I would tell you what it's about.
       • If I had more money, I would have invited you to eat at a more elegant place.

5. Zero.

   • Use that when we want to talk about facts or things that are generally true.
     • If + present simple, .... present simple.
       • If people exercise too much, they can be healthy.
       • If you touch a fire, you get burned.