Помогите номер 14.Заранее спасибо

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