Mike, whose ambition is to become a network engineer, was always ______from other boys by his programming ability.   

It is sad to see him go but it won’t make a(n) ___ to the way we conduct our affairs.

Generally speaking, the family, not the school, plays the       role in educating children for life.

Much to our surprise, the witness's ________ of the traffic accident differed from the official version in several aspects.

My first ________ of him was that he was a kind and thoughtful young man.