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ENGLISH
GRAMMAR
CONDITIONAL
SENTENCES
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What are
the Conditional
Sentences?
MasterENGLISH
Grammar!
MasterENGLISH
Grammar!
Probability,
Conditional
Example Time
100% zero If you heat ice, it melts. any
50% 1st
If I win the lottery,
I will buy a car.
future
0% 2nd
If I won the lottery,
I would buy a car.
future
0% 3rd
If I had won the lottery,
I would have bought a car.
past
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Zero
Conditional
Sentences
MasterENGLISH
Grammar!
MasterENGLISH
Grammar!
We use the Present Simple
tense to talk about the possible
present/future condition.
We use Present Simple
to talk about the possible future result.
Use first conditional when:
there is a 100% certainty
that the condition will happen.
MasterENGLISH
Grammar!
Zero Conditionals-Examples
Condition Result
Structure Present Simple Present Simple
If
I miss the 8 o'clock
bus,
I am late for work.
If I am late for work, my boss gets angry.
If people don't eat, they get hungry.
If you heat ice, it melts.
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First
Conditional
Sentences
MasterENGLISH
Grammar!
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MasterENGLISH
Grammar!
We use the Present Simple
tense to talk about the possible
present/future condition.
We use will + base verb
to talk about the possible future result.
Use first conditional when:
there is a real possibility
that the condition will happen.
MasterENGLISH
Grammar!
First Conditionals-Examples
If Condition Result
Structure Present Simple will + base verb
If I see Priya, I will tell her.
If Tara is free tomorrow, he will invite her.
If
they do not pass their
exam,
their teacher will be
sad.
If it rains tomorrow, will you stay at home?
If it rains tomorrow, what will you do?
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Second
Conditional
Sentences
MasterENGLISH
Grammar!
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MasterENGLISH
Grammar!
We use the Past Simple tense to
talk about the future/present condition.
We use would + base verb
to talk about the future result.
Use Second Conditional when:
there is an no real possibility
that the condition will happen.
MasterENGLISH
Grammar!
Second Conditionals-Examples
If Condition Result
Structure Past Simple would + base verb
If he married Sunita, he would be happy.
If Ram became rich,
she would marry
him.
If it snowed next July,
would you be
surprised?
If it snowed next July, what would you do?
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Third
Conditional
Sentences
MasterENGLISH
Grammar!
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MasterENGLISH
Grammar!
We use the Past Perfect tense to talk
about the impossible past condition.
We use would have + past
participle to talk about the impossible
past result.
Use third conditional when:
both the condition and
result are impossible now.
MasterENGLISH
Grammar!
Third Conditionals-Examples
If Condition Result
Structure Past Perfect would have + past participle
If I had seen Mary, I would have told her.
If Tara had been free yesterday, I would have invited her.
If
they had not passed their
exam,
their teacher would
have been sad.
If it had rained yesterday,
would you have stayed
home?
If it had rained yesterday, what would you have done?
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MasterENGLISH
Grammar!
Tips for Commas
• If Tommy eats his vegetables, he will be allowed
to eat dessert.
• Even if Mom picks me up by 4:30, I won't have
time to come to your house before practice.
• If Sally is sick, she must stay home.
• Unless you finish your degree in education, you
cannot be hired as a certified teacher.
• When you leave the dog in the house, he tears
up the furniture.
When the condition comes first,
a comma is usually used after the conditional.
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MasterENGLISH
Grammar!
Tips for Commas
When the condition comes second,
no comma is needed.
• You will be allowed to listen to music during class if
you promise to complete your work.
• Turn off the computer when you are finished.
• Jill will go to the dance with him only if he asks her.
• You won't pass this class unless you study.
• The rain will turn into snow unless the temperature
rises soon.
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ENGLISH
GRAMMAR
CONDITIONAL
SENTENCES
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Conditional sentences