When addressing a stranger in French, one should always use the "tu" form of the verb. True or false​

Decide if the following sentence is grammatically correct or incorrect: nous ne jamais allons au monument le samedi.

Could anybody translate this into french i would be grateful: imagine being on top of the great wall of china meating all these new people seeing how the locals live.and how's your holiday going in frence? i hope everything is fine,see you soon.

Write a paragraph of three to four sentences in english to answer the following question: explain and analyze the similarities between guadeloupe, mauritius, and tahiti. why do these similarities exist?