Помогите с английским.5. Use conditionals to complete the gaps.1. If people

Помогите с английским.
5. Use conditionals to complete the gaps.
1. If people were wiser,they (25)______ any wars.
NOT START
2. If had known the situation was so serious,I (26)______ him to hospital at once.
BRING
3. If I (27)______ the motive for this crime, it would be easier to find the criminal. But i still have no idea of the motive.
UNDERSTAND
4. I would have come to your party if only I (28)______ about it completely.
NOT FORGET
5.If you (29)______ me a few days ago,I would have changed my plans. But now, I'm sorry, I can't cancel all my arrangements for this week.
CALL
6. If I (30)______ your brother, I would never forgive you. But I can't feel angry with you for long.
NOT BE