1a: alan's on the phone to penny. b: what are they talking about? 2 a: have you got a problem? b: yes,i'm looking my mobile. 3 a: i can hear matt.he's in the kitchen. b: who's he talking 4 a: what are you doing here? b: i'm waiting lisa. 5 a: what are they arguing b: money,i think. 6 a: who are you looking b: that boy over there.i think he's paul's brother.