Zero and first conditional

When we don't have electricity at home,...

• we will not use the internet.

• we can't use the internet.

If you wash my car tomorrow,...

• I pay you.

• I will pay you.

If I fail my exam the next week,...

• I will feel terrible!

• I feel terrible!

When the days are too hot,...

• I will drink too much water.

• I drink too much water.

When you don't charge your phone,...

• the battery runs out.

• the battery will run out.

If she wants to study tomorrow,...

• I will help her.

• I help her.

I will take amazing photos if...

• I will buy the new camera!

• I buy the new camera!

I will have a lot of apples...

• if I plant an apple tree.

• if I will plant an apple tree.

Carol will feel really tired...

• if she runs for three hours.

• if she will run for three hours.

Harry understands the topic...

• if he pays attention in class.

• if he will pay attention in class.