Put in the prepositions at.in..on.1. I Iive ....24 Primrose Street2..my mother lives...a big block of flats.....London3.Janet

1. I live in 24 Primrose Street.2.My mother lives in a big block of flats in London.3.Janet flats is on the ground floor.4.Where is the toilet, please. On the second floor.5.Is there a doctor near here .Yes, at 17 High street.6.They lived in America in 2000.