The city’s water supply is no longer _____ for its needs.
Although punctual himself, the professor was quite used ________ late for his lecture.
Apples are usually sold by ________ weight and eggs are sometimes sold by ________ dozen.
______ professional violinsit practises for several hours a day, but ______ violinist has his own way of playing the Beethoven concert.
One more month,________these baby birds will fly out of their nest.
--What do you think of the furniture on exhibition? --Well, great! But I don’t think much of _______ you bought.