Zero conditional

If clause

If + present simple + present simple


Example

If + present simple + present simple (or present simple + if + present simple)


Twitter and facebook are great if you have a problem.


If anything interesting happens, explorer blog about it before breakfast!


Uses


  1. If there’s a important news, everyone on twitter talks about it.
  2. If i get an email, i don't always read it straight away.

First conditional

Form

Form

Main Clause

Main clause

If clause

If + present simple + will/won’t


Main Clause

If + present simple + will (or Will + if + present simple)


Example

If clause

If clause

If the weather stays the same, everything will go well


Main clause

It won’t kill you if you touch one


Uses

  1. If i hear something about the job, i'll send you a message.
  2. If it rains at the weekend, we'll stay at home.