organisés

In a sentence

• Les événements étaient bien organisés.

  The events were well organized.

  Here, 'organisés' acts as a past participle used as an adjective describing 'les événements', indicating that they were properly managed.

• Nous avons organisés plusieurs festivals cette année.

  We have organized several festivals this year.

  In this sentence, 'organisés' is the past participle of the verb 'organiser', agreeing in gender and number with the subject 'nous'. It conveys the completion of the action of organizing.

• Elles sont organisés dans leur travail.

  They are organized in their work.

  Here, 'organisés' is used as an adjective, describing the subjects 'elles' and showing their systematic way of working. A feminine form 'organisées' should actually be used.