You would use vous, since M. Bernard means Mr. Bernard, and is formal. Generally if you're addressing someone as "Mme." "M." or "Mlle.", it's formal.
Hi,
Il conduit la voiture de son père et il fait attention, il est prudent.
I think the answer is Finissons but if you have choices on what verb to use then it would be more helpful
Bonjour,
The Chinese teacher is a women.
<em> faux</em>
Explanation:
Brigitte : Ah, bon, et<em> il </em>est comment <em>le</em> prof de chinois ?
Béatrice :<em> Il </em>est petit et mince et<em> il</em> est très intelligent.
<em>il = </em>masculin
<em>le =</em> masculin