[do] {one's} homework
1
to complete tasks given by teachers or instructors
- He sat down to do his homework after school.
- He didn’t do his homework and got a bad grade.
- Let's do our homework together to help each other with difficult subjects.
- She always does her homework first, then relaxes.
- I need to do my homework before the deadline.
2
to prepare for something or do research about it thoroughly
- She did her homework on the investment options before buying stocks.
- You should always do your homework on potential business partners.
- I did my homework on the hotel’s reviews before booking.
- Before making a decision, she always does her homework to understand the situation.
- It’s important to do your homework on the topic before presenting it.