en pleine forme means 'completely fit', 'in great shape' in French.
en forme -- healthy, in shape
Where do you also speak in French? I think it means, "Or is it that you are speaking in French too".
Je crois means I believe or can mean I think...
en dessin, en croquis
This sentence doesn't make much sense grammatically, but if you mean that French is spoken there, you would want to say something like this:"Le francais est parlé en Louisiane" which means "French is spoken in Louisiana."If you try to translate your phrase literally, "Le francais est en Louisiane", you would be saying that a Frenchman is in Louisiana!
en pleine forme
The cast of En pleine forme - 2010 includes: Bocky Preston Randel Robert Blome Pierre Moncorbier Roger Trapp
Elle est en pleine forme (she's in excellent health) - elle convient (she's right for the job)
je suis merveilleux / merveilleuse je suis en pleine forme (when answering to 'how do you do')
En forme de coeur means 'heart-shaped' in French.
en forme
reste en forme
in french it means are you... when asking a question... eg es-tu en forme?
tu es radieuse (meaning glowing and looking happy), tu es en pleine forme, tu es resplendissante
'fitness' may be translated by "mise en forme / remise en forme" ('un club de remise en forme = a fitness club) or "condition physique" (a fitness test) to be fit is "être en forme" or "être en bonne condition physique"
Depend the context: "en forme de..", "de forme...", "formé", "profilé". "En forme de triangle" (triangle-shaped), "De forme bizarre" (odd shaped), "bien formé" (well-shaped)
en forme -- healthy, in shape