"Ça alors", is an expression used in French for exclamation. It is similar to "wow", "amazing" etc. in English.
alors on danse ? means 'so, do we dance?' in French?
The French exclamation "zut alors !" corresponds roughly to the English "shucks" / "shoot" / "holy cow" / "dang".
An exclamation for ''too bad''
The French word 'alors' can have various meanings depending on the context, but it is commonly used to mean "then" or "so" to indicate a sequence of events or cause and effect. It can also be used to express emphasis or to transition in a conversation.
"tout, alors" means 'all, then' in French. The phrase resembles "à tout à l'heure" which means 'see you later'
The French phrase "alors nous" translates to "so us" or "then us" in English. It is often used to transition to a new topic or to introduce a consequence.
"D'accord" is an expression of agreement in French, similar to "okay" in English.
"nickel" is a comment you do when coming across something very good for your purpose. The meaning is "OK / best possible thing!" "alors" means 'then' this is an informal, widespread expression. "Il faut que j'aille à la gare, mais je vais être en retard." (I have to go to the station, but I'm bound to be late) "je t'emmène en voiture" (I will give you a lift) " - Nickel alors !" (OK then / best thing ever!)
"Je suis plus intelligente alors" translates to "I am smarter then" in English.
then why don't we / one doesn't speak French?
You can say "à plus tard" in French to mean "see you then."