3. Zero Conditional
If you stay in the rain, you get wet.
First Conditional
If I have enough money, I'll go to a safari
trip next summer.
Second Conditional
If I won the lottery, I would travel the
world.
Third Conditional
If we'd bought a guidebook, we would
have known which places to visit.
9. What can we use instead of "if"?
when
unless = if not
provided/
providing that
as long as
on condition
that
even if
suppose/
supposing
since
as
10. More info
If-clause shows the condition and main clause shows the
result.
The if-clause can precede or follow the main clause. When
it's at the beginning of the sentence, we put a comma after
the if-clause. When the main clause is first, no comma is
used.