3 Complete the sentences using conditionals type 2 or 3, as in the example.

1. If I knew you were coming over, I would have cooked dinner. 2. If the plane were delayed, **they would have arrived later.** 3. If the dentist was available, **I would have gone to him**. 4. If Oliver hadn't spoken, **they would have understood what he wanted to say**. 5. If Jess had been on time, **she wouldn't have been late**. 6. If you start exercising, **you will be healthier**.