Zero and First Conditional

We use the (a)   to talk about things that are generally true, especially for laws and rules.

We use the (a)   when we talk about future situations we believe are real or possible.

When the sun goes down, it gets dark.

• Zero Conditional

• First Conditional

If I drink too much coffee, I can't sleep at night.

• Zero conditional

• First Conditional

You can go to the party, as long as you're back by midnight.

• Zero conditional

• First Conditional

The structure is for :  if/when + present simple + present simple.

• Zero conditional

• First Conditional

the structure is usually: if/when + present simple +will + infinitive. 

• Zero Conditional

• First Conditional

If you ___ too many calories, you put on weight.

• eat

• will eat

• eats

Plants die if they ___ enough water.

• get

• don't get

• will not get

Which sentence is "first conditional"?

• If you want to stay healthy, you need to do some exercise.

• If she studies hard, she will pass an exam.

• If today is Friday, tomorrow is Saturday.