statements are grouped into four main types
- zero, first, second, and third conditional.
Zero conditional is used for statements and
facts which are perceived to be true.
has the form if + present simple + present
simple. For example:
- If you need any help just call me.
- If you run fast you get tired.
All conditionals have two clauses, the if
- "If you have time, ..."
and the main clause
- "...come and visit us".
Either of these two
clauses can come first:
- "If it rains take an umbrella" -
- "Take an umbrella if it rains."
The zero conditional
is often used with imperatives. For example:
- If you feel sick, see a doctor.
- If you can't take the heat, stay out of