Verified answer

Anyway, have you done your task yet?

それより課題は終わっているのですか？

Sore yori kadai wa owatte iru no desu ka?

It seems the above sentence refer to a kind of challenge or problem therefore starts from Sore yori

so in English it means:

Than the challenge/problem over? or

Does the assignment finished?

The above translation will let you know the meaning.