Even for the most zealous teacher,a quarter-ton of papers spanning 65 colleges careers is a daunting sight. But for Nacy Sommers, the 10 files cabinets crammed with red,yellow,green,and blue folders-color-coded for freshman,sophomore,junior,and senior years-are a dream that has finally come ture.
why, why ,why, i still cannot understand colleges careers what dose that mean? years-are and what does it mean?
I almost didnt get the meaning of this paragraph.
pls explain to me,expecially the second sentence i even dont know the structure