Question 3: ________ at the airport more early, he would have met his friend.

Conditional sentence inversion type 3

– Sign: the main clause divides “would have + P2”

– Usage: Type 3 conditional sentence is used to express a hypothesis that is contrary to reality that happened in the past- Formula: If S + had + Ved/ V3 + O, S + would/ could + have + Ved/ V3 + O.

– Inversion of conditional sentence type 3: Had + S + (not) + Ved/ V3, S + would/ could have + Ved/ V3.

If he had arrived at the airport earlier, he would have met his friend.