They are very tired because they have worked for ...
It's 6 pm now and I have been in the pool for 3 hours. So I ...
They were very tired because they worked ...
The festival started ...
They are very tired because they have worked since ...
It was a beautiful day and I ...
It's 6 pm now and I started swimming at 4, so I ...
The festival have been on ...
... swam for 2 hours.
... 5 am.
... 8 hours.
... for 8 hours
... 2 days ago.
... have swum since 3 pm.
... for 2 days.
... have swum for 2 hours.