The zero conditional is used when the result of the condition is always true. The zero conditional is formed using:
- If clause + main clause
(If + present simple + present simple)
If you can’t find me, send me a message.
(If this thing happens + that thing happens)
- If it rains, you get wet.
- Ask the teacher if the instructions are unclear to you.
You can also replace if with when.
- If you mix red and blue, it makes purple.
- When you mix red and blue, it makes purple.