Conditional Type 0
Usage
•General truths
•Facts
•The situation is real and possible
Structure
•If clause (condition) + main clause (result) Main clause (result) + if clause (condition)
•If + present simple, present simple Present simple + if + present simple
Notes
•In conditional type 0 sentences, "if" can be replaced with "when". The meaning will be unchanged.
Examples
•If you freeze water, it becomes a solid.
Water becomes a solid if you freeze it.
When you freeze water, it becomes a solid.
Water becomes a solid when you freeze it.
•If you heat ice, it melts.
Ice melts if you heat it. When you heat ice, it melts.
Ice melts when you heat it.
