I must pay more attention in class.
I must pay more attention in class.
I must pay more attention in class.
I must pay more attention in class.
I must pay more attention in class.
I must pay more attention in class.
I must pay more attention in class.
I must pay more attention in class.
I must pay more attention in class.
I must pay more attention in class.
I must pay more attention in class.
I must pay more attention in class.
I must pay more attention in class.
I must pay more attention in class.
I must pay more attention in class.
I must pay more attention in class.
not quite 100 lines..