I am aware that you may be left here week after week, if Sir Thomas cannot settle everything for coming himself, or sending your aunt's maid for you, without involving the slightest alteration of the arrangements which he may have laid down for the next quarter of a year. 
I am aware that you may be left here week after week, if Sir Thomas cannot organize it without involving the slightest alteration of the arrangements which he has laid down for the next quarter of a year. 