-----Are these your brother’s books?------ Yes, ______are.A this B that C these D they
---Tell me ____________.---Well, it’s like …
—Mum.Can we go to the art museum tomorrow? —Sure.But first we should find out .
—Did you know ______ just now?—Their plane didn't take off on time because of the thick fog.
—Excuse me, could you tell me ______?—Sorry, I don’t know. I’m new here.
---Who can tell me_______? ---Every 15 minutes.