Third Conditional exercises — Set 1: Third Conditional Basics: Affirmative & Negative Forms (Multiple Choice)

Third Conditional exercises online (Multiple Choice)

Learn the third conditional structure — 'If + had + past participle, would have + past participle' — used for imagining different outcomes in the past. Practise conditional type 3 sentences with affirmative and negative forms, past perfect in the if-clause, and flexible clause order.