ZERO CONDITIONAL (real situation always true)
• If + present simple present simple
If you pay by debit card, there is a 5% discount
FIRST CONDITIONAL (real possibility in the present or future)
• If + present simple will/can/could/may/might/should + infinitive
If it rains, we can’t play tennis
SECOND CONDITIONAL (hypothetical situation in the present or future)
• If + past simple would/could/might/should + infinitive
If you practised more, you could be really good.
If I were to sign the contract, when could I expect payment?
Suppose you won the lottery, what would you do?
THIRD CONDITIONAL (hypothetical situation in the past)
• If + past perfect or past perfect continuous would/might/could +
have + past participle
If I had known the woman, I might have helped her
MIXED CONDITIONALS
• If + past perfect would/might/could + infinitive
(hypothetical situation in the past with a result in the present)
If he hadn’t missed his plane, he would be in Mexico by now
• If + past simple would/might/could + have + past participle
(general hypothetical state with a past result)
If I were taller, I could have become a police officer
• Spoken grammar: If I were you, I would go to the doctor’s
