He spent a lot of time working …

Chuir e seachad mòran ùine ag obair … 

Look at the sentences below and play with the different answers until you're happy with them. There are no wrong answers. Have fun! 

Chuir e seachad mòran ùine ag obair gu saor-thoileach

He spent a lot of time working voluntarily/for free

air

for