The native Canadians lived in __________ with nature, for they respected nature as a provider of life.

A quarrel _____, which made him _____ his family.

— Why not buy a second-hand car first if you don't have enough money for a new one?— That's a good        .

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

Barbara has worked here for three years, so I’m sure she’s quite ______ to the task.