Just use this room for the time being, and we'll offer you a larger one ________ it becomes available.
Of all the plays __________ recently, none is more impressive than Tea House by Lao She.
—Is there a place __________?—I'm afraid there're no other places free at the moment.
Misunderstandings __________ from lack of social communication, unless __________ properly, may lead to serious problems.
All the branch companies are __________ the members of the family.
Even though they were much younger, we treated them __________ equals.