10 вопросов на английском языке к предложению they have already come back from their holidays.

Have they come back from their holidays?

When have they come back from their holidays?

Why have they come back ... ?

Have they come back ... by plane?

Have they come back ... by car?

Have they come back ... by bus?

Have they come back by ... trolleybus?

Больше ничего не получается придумать ...