It was Mr. Zhang that helped us out of the trouble. Without his help, we ______ it so easily.
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.
—Why does Jane look unhappy today?.— A letter from her brother _________ a wave of homesickness.