Another word for busily

The two boys were there, busily working with hammer and saw.

As they sat upon the grass watching Jim, who was still busily eating, Eureka said:

As we might expect, Protestant lands are more busily occupied with apologetics.

From behind the crystal decanters and fruit vases, the count kept glancing at his wife and her tall cap with its light-blue ribbons, and busily filled his neighbors' glasses, not neglecting his own.

Busily occupied with these labours, his life now drew rapidly to a close.