The most important thing about cotton in history is ___part that it played in ____Industrial Revolution.
Though we are not walking slowly, I still think that it won’t be _________ he _________up with us.
With all his money, he _________ worry about a little thing like 5 cents!
—That must have been a long trip.—Yeah, it _________ us a whole week to get there.
I was just talking to Margot when Jackson _________.
Victor apologized for _________ to inform of the change in the plan.