"Compose" is a regular verb; therefore its past participle is "composed".
Composed is the past participle of compose.
Composed is the past participle of compose.
Composed.
Composed is the preterite and the past participle of the verb compose; and it is an adjective.
The past participle of the word "have" is "had."
The passé composé form of "dire" is "a dit."
The past participle of the word "pick" is "picked".
The word "it" does not have a past participle as it is a pronoun. It is only verbs that have a past participle.
The past participle of the word "drag" is "dragged."
The past participle of the word "touch" is "touched."
The past participle of the verb to have is had.
The past participle of the word "do" is "done."