1 . I live at 24 Primrose Street .
2 . My mother lives in a big block of flats in London .
3 . Janet's flat 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.