five o'clock
Since coming to Boston , Arkwright had seen little of the two together . His work , his friends , and his general mode of life precluded that . Because of all this , therefore , Arkwright did not -- know ; which was a pity -- for Arkwright , and for some others . Promptly at five o'clock that afternoon , Arkwright rang Billy 's doorbell , and was admitted by Rosa to the living-room , where Billy was at the piano . Billy sprang to her feet with a joyous word of greeting . `` I 'm so glad you 've come , '' she sighed happily . `` I want you to hear the melody your pretty words have sung to me .