Into the week is "pendant la semaine" in French.
You would say "Cette semaine" Which means this week in french!
In French, "last week" is "la semaine dernière", or possibly also "la semaine passée".
"ta semaine"
Bonne semaine!
Semaine suivante
toute la semaine
bon week-end
La première semaine
"passe / passez une bonne semaine"
le week-end - la fin de semaine
You would say "Passe une excellente semaine" in French.
Next weekend is "le week-end prochain" in French. The word has been borrowed in French but is spelled with an hyphen.le weekend prochain