Third Conditional (Unreal Conditional)

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What Is the Third Conditional?

Conditionals–Third Conditional

Conditionals–Third Conditional

Rules

Third conditional sentences are used to express how the present would be if something different had happened in the past.

 Third conditional sentences are commonly used to: 

  • imagine something that could have happened in the past

  • express regrets about the past

The third conditional is also called the unreal conditional because both the condition and the result are hypothetical/imaginary.

 

The usual structure of third conditional sentences is: 

Third conditional rule.

Conditional sentences contain two clauses:

  1. Conditional clause (commonly called the if-clause)

  • the condition/situation

  • dependent clause—it needs the hypothetical result to form a complete sentence

  • contains a conditional clause markersubordinating conjunction such as the words “if,” “when,” “as,” etc.

  1. Main clause

Third Conditional Uses

Examples

Express Regrets About the Past

Woman waking up late.

Imagine Something that Could Have Happened in the Past

Woman in a jet plane admiring the sunrise.

Third Conditional Exercise

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