ZERO CONDITIONAL

ZERO CONDITIONAL

USE

to talk about facts or things that are generally true.Scientific facts are often covered by the zero conditional "When you heat ice, it melts."

STRUCTURE

IF+ SIMPLE PRESENT , SIMPLE PRESENT

If you mix red and blue, you get purple. Plants die if they don't get enough water.

The 'if' in this conditional can usually be replaced by 'when' without changing the meaning.When you touch a fire, you get burned. People die when they don't eat.

PUNTUACTION

If the sentence starts with ‘if’, we use a comma. If public transport is efficient, people stop using their cars. But if ‘if’ comes in the middle of the sentence, the comma isn’t necessary. The grass gets wet if it rains.