Conditionals

Conditionals

1. Zero conditional

   • Use
     • General truths, facts, or laws of nature
   • Structure
     • If + present simple, present simple
   • Example
     • If you heat water to 100°C, it boils.

2. First conditional

   • Use
     • Real or possible future situations
   • Structure
     • If + present simple, will + base verb
   • Example
     • If it rains, we will cancel the picnic.

3. Second contidional

   • Use
     • Unreal, imaginary, or unlikely situations (present or future)
   • Structure
     • If + past simple, would + base verb
   • Example
     • If I had a million dollars, I would travel the world.

4. Third conditional

   • Use
     • Imaginary situations in the past (regrets, missed opportunities)
   • Structure
     • If + had + past participle, would have + past participle
   • Example
     • If she had studied, she would have passed the exam.