Premise:
"It probably won't come naturally to an American male, but, in an attempt to enter into the spirit of French daily life, I will cultivate a Look of my own."
Hypothesis: All American males can do it naturally.

no

Premise:
"Until tomorrow, Katharine"
Hypothesis: Until one day from now, Katharine.

yes

Premise:
"i don't want it all over the brick and windows and and the"
Hypothesis: I don't want paint on the windows.
it is not possible to tell