to try as hard as you can
essayer aussi fort que possible (essayer aussi fort que possible)
"She put her best foot forward in the interview."
"elle a mis le meilleur de son pied en avant dans l'entretien" (elle **a mis le meilleur de son pied en avant** dans l'entretien)
to open your books and begin studying
feeling hopeless and defeated
to investigate or examine something
to quickly become good friends
to laugh very loudly or uncontrollably
to make a fresh start or change for the better