3º cond.
If Alice had eaten the poisonous mushroom she would have become ill.
1º condi
If Alice eats the poisonous mushroom, she will become ill.
2º cond
If Alice ate the poisonous mushroom, she would become ill.
3º condi
If the bus had not broken down, we would not have arrived late / we would
have arrived early.
1º cond
If the bus does not break down, we will not arrive late / we will arrive
early.
2º cond
If the bus did not break down, we would not arrive late / we would arrive
early.