<center> <p><!--CHANGED-IN-BASE--><iframe src="https://cdn.adam.nomadeducation.fr/media/290d3205-f650-4edb-9a5b-5d4040711b22.mp4" frameborder="0" allowfullscreen="allowfullscreen" data-mce-fragment="1"></iframe><!--/CHANGED-IN-BASE--></p> </center> <p>On utilise le verbe <strong><em>&ecirc;tre</em><