What's the conditional?
When is zero conditional used?
General truth, Universal truth, Habit
You are tired because you keep staying late.
If you went to bed earlier, you wouldn't be so tired.
When do we use first conditional?
Possible situations, cause and effect
When do we use type 2 conditionals?
Hypothetical or impossible situations
If I had time, I would learn to play the guitar
Second conditional
Kathy wants to go to the movies but doesn't have any money.
"If Kathy had some money, she would go to the movies"