Upon arriving home, he immediately set about preparing a meal.

Fascists and disguised takfirists like Lakhdar Benkoula, Naima Salhi, and Noureddine Khettal have set about to provoke a bloody conflict between Algeria's Arabic-speaking population and the country's sizable Berber-speaking minority much to the enjoyment of some marginal but potentially dangerous separatist groups.

You must set about your business in earnest.

It's about time you set about cleaning the table.

She set about her homework at once.

She had no idea how to set about her work.

Seeking a challenge, Mary set about translating Tom's sentences – a difficult task at the best of times – into Old Church Slavonic.

She set about writing the essay.

Kathy set about brightening her coworkers' day with fresh muffins when her demoniac alter ago, High Priestess Lilith, convinced her to poison them.

Police set about processing the tragic murder scene.