Conditional Sentences

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Conditional Sentences
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Types of Conditional Sentences

• Type 0 To express universal truth
• Type 1 To express present or future
  activities which are true or likely
• Type 2 To express present or future
  activities which are impossible or unlikely
  to happen
• Type 3 To deal with past situations

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Type 0 To express universal truth

• Form Present tense, Present tense
• The conjunction IF can be replaced by
  WHEN
• e.g. a. If we ice under the sun, it melts
  quickly.
• b. When we ice under the sun, it
  quickly.

put
put
melts
T
Ex.
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Exercise
Type O

• General situations
• Who do you go to see if you are sick?
• What do people bring if it rains?
• What does your teacher do if you are late for
  school?
• How do you feel if you do not sleep very well?
• How do you feel if someone is rude to you?

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Type 1 To express present or future
activities which are true or likely to happen

• Form Present tense, Present future tense (can /
  may)
• e.g. If it rains tomorrow, we will not go on a
  picnic.
• If it should rain tomorrow, we will not go on
  a picnic.

T
Ex.
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Type 1

• B. Present Conditional
• What may happen if the bus driver does not slow
  down?
• What will they do if it continues to rain?
• Where will people be sent to if they break the
  law?
• If Steven misses the last train home, where can
  he stay?
• If Eddie is naughty, what will he not get from
  his parents?
• What will happen to the ship if it goes out in
  the typhoon?

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Type 2 To express present or future
activities which are impossible or unlikely
to happen

• Form Past tense, Past future tense
• Use WERE for all persons
• e.g. a. If it rained tomorrow, we would not
  go on a picnic.
• b. If Peter were here, we would win.

T
Ex.
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If I a pair of wings,I
to the places I like most.
could have
would fly
9
Ive just bought a new bicycle. Can you help me
fix it up now?
B
Oh, sorry! Im busy now. If I time, I
certainly you.
A
had
would
help
10
This town is very beautiful. I really want to
have a ride round the town.
A
Its a pity that I dont have a car. If I
one, I you for a ride round the
town.
B
had
would take
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This town is very beautiful. I really want to
have a ride round the town.
A
B
Its a pity that I dont know how to drive. If I
how to drive, I you
for a ride round the town.
knew
would take
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I dont think itll rain tomorrow.
B
A
If it tomorrow, we
cycling again.
rained
would not go
rained
If it tomorrow, I
at home.
would stay
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Type 2

• Past Conditional
• If Terry took more exercise, what would happen to
  him?
• If Betty ate less sweets, what would happen to
  her?
• If Dora had your address, what would she send
  you?
• What would happen if Mary did not study for the
  test?
• What would happen if Dick missed the bus?
• What would happen if the factory closed down?
• What would you do if you had a lot of money?
• If tomorrow were your birthday, what would you
  buy?

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Type 3 To deal with past situations. The
action mentioned did not actually happen.

• Form Past perfect tense, Past future perfect
  tense
• e.g. If it had rained yesterday, we would not
  have gone on a picnic.

T
Ex.
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(No Transcript)
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There was a ferry accident last night.
Fortunately, we were late, and so we escaped the
collision.
If we the 720 ferry, we
.
had taken
would have died
If we the ferry, we
the collision.
had taken
would
not have escaped
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Type 3

• D. Perfect Conditional
• What would have happened if it had rained
  yesterday?
• What would have happened if Shirley had been to
  the party?
• What would have happened if Anna had been late to
  the office?
• What would have happened if Diana had missed the
  train?
• What would have happened if Susan had not been
  careful?

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Communication Game

• If you could change your age, what age would you
  rather be?
• If you could live any place in the world, where
  would it be?
• If you could take only three people with you on a
  trip around the world, whom would you take?