It took her a long time to ______ the skills she needed to become a famous player
He hesitated for a moment before kicking the ball,otherwise he ________ a goal.
My sister met him at the Grand Theatre yesterday afternoon,so he ________ your lecture.
Mr.Bush is on time for everything.How ________ it be that he was late for the opening ceremony.
—Are you coming to Jeff's party?—I'm not sure.I ________ go to the concert instead.
—Could I borrow your dictionary?—Yes,of course you ________.