What is the first second and third form of Investigate

Base Form (First Form) : Investigate
Simple Past (Second Form) : Investigated
Past Participle (Third Form) : Investigated

BASE FORM ( FIRST FORM ) : investigate

1. The detective will investigate the crime scene.
2. It’s important to investigate potential safety hazards.
3. Researchers often investigate new scientific phenomena.
4. The committee will investigate the allegations thoroughly.
5. Journalists investigate stories to uncover the truth.
6. Authorities investigate incidents of misconduct.
7. The government agency will investigate the environmental impact.
8. Scientists investigate the effects of climate change.
9. The team plans to investigate the origin of the virus.
10. It’s the journalist’s duty to investigate and report on corruption.

Past Simple ( Second Form ) : investigated

1. Last year, the police investigated a series of burglaries in the neighborhood.
2. The research team investigated the impact of the new drug.
3. The committee investigated the financial irregularities.
4. The journalist investigated claims of political corruption.
5. Authorities investigated the cause of the plane crash.
6. The detective investigated the disappearance of the missing person.
7. Scientists investigated the link between genetics and disease.
8. The cybersecurity team investigated the hacking incident.
9. The inspector investigated the safety violations in the workplace.
10. The journalist investigated the environmental consequences of the industrial project.

Past Participle ( Third Form ) : investigated

1. The thoroughly investigated report provided valuable insights.
2. The alleged fraud has been investigated by the authorities.
3. The company faced legal consequences after being investigated.
4. The issue was extensively investigated by the research team.
5. The accident scene was carefully investigated by the experts.
6. The claims of misconduct were investigated and addressed.
7. The environmental impact of the project is still being investigated.
8. The safety procedures have been investigated and improved.
9. The cyber attack is currently being investigated by cybersecurity experts.
10. The journalist’s investigative work has been widely recognized.