How did they fit twelve days into one week?

In the last week of classes a student gave to me a draft that made me very happy.

In the last week of classes my students gave to me 
two grammar flubs
and a draft that made me very happy.

In the last week of classes my students gave to me
three spent pens
two grammar flubs
and a draft that made me very happy. 

In the last week of classes my students gave to me
four office visits
three spent pens
two grammar flubs
and a draft that made me very happy.

In the last week of classes my students gave to me
five cell-phone rings
four office visits
three spent pens
two grammar flubs
and a draft that made me very happy.

In the last week of classes my students gave to me
six bad excuses
five cell-phone rings
four office visits
three spent pens
two grammar flubs
and a draft that made me very happy.

In the last week of classes my students gave to me
seven gpas plummeting
six bad excuses
five cell-phone rings
four office visits
three spent pens
two grammar flubs
and a draft that made me very happy.

In the last week of classes my students gave to me
eight research papers
seven gpas plummeting
six bad excuses
five cell-phone rings
four office visits
three spent pens
two grammar flubs
and a draft that made me very happy.

In the last week of classes my students gave to me
nine metaphors mixing
eight research papers
seven gpas plummeting
six bad excuses
five cell-phone rings
four office visits
three spent pens
two grammar flubs
and a draft that made me very happy.

In the last week of classes my students gave to me
ten fingers texting
nine metaphors mixing
eight research papers
seven gpas plummeting
six bad excuses
five cell-phone rings
four office visits
three spent pens
two grammar flubs
and a draft that made me very happy.

In the last week of classes my students gave to me
eleven blank expressions
ten fingers texting
nine metaphors mixing
eight research papers
seven gpas plummeting
six bad excuses
five cell-phone rings
four office visits
three spent pens
two grammar flubs
and a draft that made me very happy.

In the last week of classes my students gave to me
twelve gripers griping
eleven blank expressions
ten fingers texting
nine metaphors mixing
eight research papers
seven gpas plummeting
six bad excuses
five cell-phone rings
four office visits
three spent pens
two grammar flubs
and a draft that made me very happy.