twelve
o'clock
She was such a childlike , nesh young thing that her spirit could n't appear to anybody if it tried , I 'm quite sure . '' `` Oh no , no ! You go to bed . I 'll sit up for him myself till twelve o'clock , and if he has not arrived by that time , I shall give him up and go to bed too . '' `` It is half-past ten now . '' `` Oh ! is it ? ''