six o'clock
`` Mr. Rochester would be glad if you and your pupil would take tea with him in the drawing-room this evening , '' said she : `` he has been so much engaged all day that he could not ask to see you before . '' `` When is his tea-time ? '' I inquired . `` Oh , at six o'clock : he keeps early hours in the country . You had better change your frock now ; I will go with you and fasten it . Here is a candle . '' `` Is it necessary to change my frock ? ''