The candidate 'did his homework' [=studied the issues] before the debate.
She started her algebra 'homework'.
Please do/finish your 'homework'.
(..) Go! Confront the problem! Fight! Win! And call me when you get back, darling. I enjoy our visits. There's lots of leftovers that you can reheat. Make sure Dash does his homework. And both of you, get to bed on time. I should be back tonight. Late. You can be in charge that long, can't you? (..)2004 The Incredibles