Are they watching television now?
They are watching television at this moment.
they are all watching tv now 他们现在都在看电视
My father is not listening to the radio. He is watching TV.我的爸爸没在听收音机他正在看电视
When I came here yesterday, they were watching TV(at that time).
They are watching TV at home.意思:他们在家看电视!请采纳支持下
they always watch TV in the evening.
您好!翻译为:They are watching TV.望您采纳,谢谢您的支持!