He was a big, badly behaved boy with lots of money.
The boy looked and behaved exactly like his wild father.
"Why did those boys behave that way toward you?"
Perhaps, he thought with a chill, this is how the boy always behaved.
We had to get rid of him in the end; he made the other boys behave badly too.
It is tempting to pathologise the ways in which the boys behave.
But they said that it was no surprise that the highly popular boys often behaved badly.
"In the yellow robe the boys behave much better than left alone in the city."
Did the boys behave like perfect gentlemen during filming?
She can't believe that a boy can behave like this.