We’re talking about the piano and the pianist __________ were in the concert we attended last night.
At the end of the meeting, it was announced that an agreement ______.
Please keep me _____ what happens.
______ the chairman of the council, the vice chairman does duty for him.
In the competition to be held, a gold medal, together with a certain sum of money, _____ the champion.
You can only be sure of _____ you have at present; you cannot be sure of something _____ you might get in the future.