English grammar
Third Conditional
Used to talk about imaginary situations in the past, things that didn't happen and their hypothetical consequences.
If + past perfect, would have + past participle
Real Examples from Native Speakers
"And if I would have paid cash, this one would have cost me $720."
Insulin Price Shock: Italy Versus United States
How it works
Formula
If + past perfect, would have + past participle
This page combines the textbook rule with real-world English: every example is an unscripted clip from a real native speaker. You're hearing how this grammar point sounds in real life, not in a classroom.