Le reste de la semaine
Here's a breakdown:
* Le: the (masculine singular definite article)
* reste: rest
* de: of
* la: the (feminine singular definite article)
* semaine: week
You could also use "la fin de la semaine" which means "the end of the week."
Here are some example sentences:
* Je vais travailler le reste de la semaine. (I will work the rest of the week.)
* Je suis libre le reste de la semaine. (I am free the rest of the week.)
* J'ai beaucoup de travail à faire la fin de la semaine. (I have a lot of work to do at the end of the week.)