“还在加班吗”用英语怎么说？

Still overtime working? 或者口语化点，直接就 Still overtiming ？

Are you cleaning the desk?——地dao说法，可不是擦桌子
Are you on an extra shift?
Do you put in extra hours right now?
Are you doing extra work at the moment?
Are you doing overtime now?
Working overtime still?——口语化

供参本回答被提问者采纳

Are you still working overtime?
或直接 Still working overtime?

Are you still working overtime?
Still overtime working?
overtime可用go on【继续】替代