Today We Will Learn about Conditional Sentence Type 3

Conditional Sentence Type 3

It is impossible that the condition will be met because it refers to the past.


if + Past Perfect, + would + have + Past Participle

Use :

Conditional Sentences Type 3 refer to situations in the past. They express hypothetical results to past given situations.


– If he had been careful, he wouldn’t have had that terrible accident.

– Sometimes in the past, he was careless. He drove so fast. So he had a terrible accident

Things to remember

1. The main clause can also be at the beginning of the sentence. In this case, don’t use a comma.


– “Phosphorus burns if you expose it to air.”
– ” I will send her an invitation if I find her address.”
– ” I would travel around the world if I had a million dollars.”
– “He wouldn’t have had that terrible accident if he had been careful.”

2. Main clause and/or if clause might be negative.


-If I don’t see him this afternoon, I will phone him in the evening.

– If he had been careful, he wouldn’t have had an accident.



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