A、Sightseeing around the city. B、Attending a meeting. C、Shopping in the city. D、Giving a party. AWhat was Mary doing this mornin

M: Where have you been, Mary? I didn’t see you the whole morning.
W: Peter took me sightseeing around the city.
M: I see. Are you doing anything this evening?
W: Nothing special. But I’m leaving for Shanghai tomorrow morning.
M: Good! Could you come to my house this evening? We’re having a small party.
W: I’d love to. Is there anyone I know?
M: Yes. I’ve also invited Peter.
W: That’s great. I’ll be there.
M: Please come by around six if you can.
W: Okay, see you then!