Types, uses & examples If-clause Main clause Type: 0 conditional Uses: facts and general truth If/ when + present simple Present simple Example: If you don't study, you fail.
Type: 1st conditional Uses:likely to happen in the future If + present simple will and infinitive Example: If we have enough time, we will go out.
Type: 2nd conditional Uses: unreal scenarios in the present/ future If + past simple Would, might, could Example: If I had enough money, i would buy a new car.
Type: 3rd conditional Uses: unreal scenarios in the past If + past perfect Would, might, could + have + Past participle Example: If Ali had studied, he would have passed the test.