0 conditional.

If Andy (go) to bed late, he cannot wake up early.

Water evaporates if you (boil) it.

If I (try) to cook, I ruin the food.

Deren (cycle) to work if the weather is good.

I feel sick if I (eat) too much chocolate.

I feel good if you (visit) me regularly.

If it doesn't (rain), plants cannot grow.

If you smoke, your skin (age) more quickly.

You need to take my sister to the hospital if she (drink) milk as she is allergic to it.

If you heat ice, it (melt).