With the world economy growing weaker, for many young people, the dream of landing a good job is becoming harder and harder ________.
The number of tickets _____ will be determined by the size of the stadium.
—You could always put the decision off a little bit longer. —_____ If I leave it much longer I might miss my chance.
To learn to swim well, ___________.
The next thing he saw was smoke ______ from behind the house.
They began to think about what use could be ______ such materials.