Ben bir deneme üzerinde çalışmak zorunda kaldım.
- I had to work on an essay.
Onun üzerinde çalışmak zorunda kalacağız.
- We'll have to work on that.
John's in the studio working on the plans for the new house.
Leave it to me. I'll try to work on the boss to give us the day off.
... Google's really working on the platforms that support all of ...
... Britt from the Android hardware engineering team. They have been working on a few exciting, ...