twelve o'clock
But I 'll try , if I can . '' `` Well , now to change the subject -- at what o'clock did you dine to-day ? '' `` I do n't know , Ma'am -- at the same time we always do , I believe . '' `` And that is twelve o'clock , is n't it ? '' `` Yes , Ma'am ; but I was so full of coming here and other things ? that I could n't eat . '' `` Then I suppose you would have no objection to an early tea ? ''