The factory produces half a million pairs of shoes every day, 85% ____ sold abroad.
I hear they've promoted Tom,but he didn't mention______ when we talked on the phone.
Stage fright is a common example of ________educators call a“lack of confidence”among students.
It's surprising that your brother ______Russian so quickly—he hasn't lived there very long.
He had to pause from time to time to wipe the sweat from his forehead,because the airconditioning system ______.
Rod loves ______ clocks. However,he never manages to put them together again.