Question

Choose the correct variant: My mum .....since earlymorning.O A) has been doing washingO Ə) is doing washingO 6) did washingO B) washesOr) has done washing​

Answer 1

My mum has been doing washing since early  morning.

Answer 2

The correct variant is:

A) has been doing washing

So the complete sentence would be: "My mum has been doing washing since early morning." This construction is appropriate to describe an action that started in the past and is still ongoing in the present.