3rd conditional

3rd conditional

It is used to express an impossible condition, that is, past actions that cannot be changed.

Structure

positive

negative

It is not necessary to start with if, but if and would never go in the same sentence.

If + subject + had + participle verb + (,) + subject + modal + have + participle verb

If + subject + hadn’t + participle verb + (,) + subject + negative modal + have + participle verb

Subject + negative modal + have + participle verb + If + subject + hadn’t + participle verb

Subject + modal + have + participle verb + If + subject + had + participle verb

modals

"Could" = Podría

"Might"= Tal vez

"Would" = Haría

starting with "if"

Starting with a

"modal"

starting with "if"

Starting with a

"modal"

examples

examples

If I had won the lottery, I would have bought a house.

I would have bought a house if I had won the lottery.

If I hadn't won the lottery, I wouldn't have bought a house.

I wouldn't have bought a house if I hadn't won the lottery.