Choose the correct option to complete third conditional sentences.
If children tell/ told/ had told teachers about their problem, they have/ would/ would have helped them.
If our team win/ won/ had won that match, they would have become/ became/ become the world champions.
Megan would/ will/ would have gone to the University if she passed/ had passed/ pass her exams.
If Tom would have/ had had/ had more time, he started/ would start/ might have started learning IT technologies.
What would/ did/ would you have done if you could have changed/ changed/ would changed your past?
If Jamie hadn't been/ wasn't/ weren't an artist, he become/ would become/ would have become a designer.