Grammar fix
work overtime
do extra hours at work
To stay at work and do more hours than your normal schedule, usually to finish tasks or earn extra money.
collocationB1common
Hear it in context
Notice where the phrase sounds natural.
- I often have to work overtime when there are big projects at the office.work
- In my previous job, I sometimes worked overtime to meet important deadlines, especially during busy periods.IELTS speaking
Fix the pattern
Pattern: work overtime
WrongI worked overtimes this week.
RightI worked overtime this week.
'Overtime' is uncountable here — no 'overtimes'.
Patternwork overtime
Use it right
Choose the version that sounds natural in speech.
Natural; 'perform labour beyond contracted hours' is HR-policy language.
Build natural chunks
Words that usually travel with it.
work overtimedopaidunpaidwork overtime to
Don't confuse it
Not the same as 'work part-time' (which means working fewer hours).