1. CONDITIONAL SENTENCES
GRAMMAR

2. WOULD HAVE + PAST PERFECT
FIRST CONDITIONAL
IF + PRESENT SIMPLE
WILL + INFINITIVE
SECOND CONDITIONAL
IF + PAST SIMPLE
WOULD + INFINITIVE
THIRD CONDITIONAL
WOULD HAVE + PAST PERFECT
IF + PAST PERFECT

3. FIRST CONDITIONAL
To talk about possible or probable future events.
To make promises and give warnings.
SECOND CONDITIONAL
To talk about hypothetical (imaginary and improbable) present and future situations
THIRD CONDITIONAL
To talk about hypothetical past events (events which did not happen).

4. FIRST CONDITIONAL SECOND CONDITIONAL THIRD CONDITIONAL
If you study something practical,
you’ll find it easier to get a job.
SECOND CONDITIONAL
If I were you,
I’d study hard for my exams.
THIRD CONDITIONAL
If you had listened to me,
this wouldn’t have happened.

5. AS LONG AS / PROVIDING THAT = “BUT ONLY IF”
She’ll pass her exams,
as long as she studies hard.
EVEN IF (to emphasize the condition in the present /future or past)
I wouldn’t go on a diet
even if I was overweight.
We wouldn’t have won
even if we’d trained harder.
UNLESS = IF … NOT
Unless we prove it is true,
he won’t believe anything.
If we don’t prove it is true,
he won’t believe anything.