Batate de la lernejestro, la knabo terure kriegis = Being beaten by the schoolmaster, the boy howled terribly.
La knabo vadis trans la riveron kaj trans ĝi trovis aliajn knabojn = The boy waded across the river, and, on the other side of it, found other boys.
Georgo estas la malplej kuraĝa knabo en la domo = George is the least courageous boy in the house.
La knabo jam ne ridas = The boy does not laugh now (no longer laughs).
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "knabo" in a variety of sentences. We hope that you will now be able to make sentences using this word.