Подскажите, пожалуйста!

Выделить глаголы-сказуемые:

1. Undercover work will be important in my future profession.
2. Patrolmen and traffic officers have spent a lot of time at the scene of traffic crime.
3. A man was convicted in district court of violating laws.
4. A juvenile drove away a car and on his way wounded a man.
5. A taxi car crashed into a passer-by when he was crossing the street.
6. The witness has sworn to speak the truth but gave false evidence during the in terrogation.