"how many are you in your class?"
Please speak French in my class ------- hors d'oeuvres?
how many books do you own? -
"Combien avez-vous de fils ?" or "combien de fils avez-vous ?" or "combien est-ce que vous avez de fils ?" (more conversational) are the French equivalents for "How many sons do you have?"
combien de temps avez-vous été en Amérique ? means 'how long have you been in America?' in French.
Vous êtes dans quel pays ? -- What country are you in?
In French, you can say "Quelle classe fréquentes-tu ?" which translates to "What grade are you going to?"
"Vous avez toute la classe" means "You have all the class" in English. It is a compliment used to describe someone who exudes elegance, sophistication, and style in their demeanor or behavior.
If you knew how much / how many
Combien d'oeufs voulez-vous ?
How many brothers do you have?
"si on se donne rendez-vous dans dix ans" means "if we set a meeting in ten years from now" in French.
if your asking this then you must not speak many languages XP