Write Yes or no to answer the question about each sentence
1. If Carl doesn't come to the party, I will really upset.
Is it possible that Carl won't come to the party?
2. If my neighbour became prime minister, he'd give everyone a million euros.
Is it possible that the neighbour will become prime minister?
Is it likely that the neighbour will become prime minister?
3. If Helen weren't here, I don't know what we 'd do.
Is Helen here now?
4. If Tarek had had enough money, he'd have bought a car.
Did Tarek have enough money?
Did Tarek buy a car?
5. If Debbie hadn't gone to the UK, she wouldn't have met Will.
Did Debbie go to the UK?
Did she meet Will?
6. If the police investigated the case thoroughly, they wouldn't have arrested Karen.
Did the police investigate the case thoroughly?
Did they arrest Karen?
7. Had she not gone to university, she might not have started her own business.
Did she go to university?
Did she start her own business?