The two boys were fighting each other, and it was hard for the old man to __________ them.
Of the two brothers, Bill is ____ younger one, and he is a quiet boy, _____ that most adults like very much.
The officials soon realized that, _________, things would get worse.
Great changes have taken place in that school. It is no longer ______ it was 20 years ago, _____ it was so poorly equipped.
Hearing the dog barking fiercely, away ____________.
It was ______ creative thinking that I took the course, not to get high marks in exams.