7.0
English/10 min./2012
What happens when a single cup of coffee is not enough?
9.0
7.7
5.5
8.8
7.1
8.5
6.6
8.1
7.8
5.7
7.3
5.6
7.6
8.4
6.2
6.0
5.4
4.4
6.8