Linda，make sure the tables ________ before the guests arrive.
A．be set B．set
C．are set D．are setting
________caused the accident is still a complete mystery.
A．What B．That C．How D．Where
—May I borrow your computer?
—Sorry, it is ________ at the moment.
A．of no use B．out of use
C．of use D．in use
Eugene's never willing to alter any of his opinions.It's no use ________ with him.
A．to argue B．argued
C．arguing D．having argued
—What have you done with my cat?
—I'm terribly sorry.I've ________ it.Believe me, it's an accident.But I'd like to pay for it.
A．run after B．run over
C．run through D．run across
Most nurses are women, but in the higher ranks of the medical profession women are in a ________.
A．scarcity B．minority
C．minimum D．shortage
