Conguate in avoir in past compose,?

To conjugate "avoir" in the past tense (passé composé) in French, you need to use the auxiliary verb "avoir" followed by the past participle of the main verb. Here is the conjugation of "avoir" in the passé composé:

J'ai eu (I have had)
Tu as eu (You have had)
Il/Elle/On a eu (He/She/One has had)
Nous avons eu (We have had)
Vous avez eu (You have had)
Ils/Elles ont eu (They have had)

For example, to say "I have had dinner", you would say "J'ai eu le dîner" in French.