The candidate 'did his homework' [=studied the issues] before the debate.
She started her algebra 'homework'.
Please do/finish your 'homework'.
(..) what's your dad think about all this? About what? Well, he must have an opinion. He used to write for the LA Times for years. Somebody did their homework. I have this thing at work. It's called Google. Come on, what's he think about the job? Actually, I didn't ask him. (..)2011 Friends with Benefits