The Third Conditional if + past perfect, + would have + past participle would have + past participle + if + past perfect We use the third conditional when talking about events that have already, happened. This is used when it is impossible for the condition to be fulfilled as the time for it to happen has already passed. • If I had started earlier, I would have finished the work by now. Or: . I would have finished the work by now if I had started earlier. Exercises: Be sure to use the contracted form of the verb i.e. hadn't' rather than 'had not'. 1. If I (know) you were coming, I (bake) a cake. 2. If I (accept) that promotion, I (work) in Milan. 3. If it (not/rain), I (got) wet. 4. If she (see) the ball, it (not/hit) her on the head.
1 had known, would have baked
2 had accepted, would have worked
3 hadn't rained, wouldn't have got
4 had seen, wouldn't have hit
5 had gone, would have become
6 would have been, hadn't taken
7 would have come, had been
8 would have called, hadn't forgotten
9 hadn't taken, wouldn't have gone
10 would have been, hadn't lost