The candidate 'did his homework' [=studied the issues] before the debate.
She started her algebra 'homework'.
Please do/finish your 'homework'.
(..) ' I hadn't even invented yet. ' Were you? ' Gretchen. ' Jealous of Eduardo? Stop typing. We're off the record. Ma'am, I know you've done your homework, and so you know that money isn't a big part of my life. But at the moment, I could buy Mount Auburn Street, take the Phoenix Club (..)2010 The Social Network