Alice knew the story of Charlie Fairstairs and her hopes; knew of the quarrels between Bellfield and Cheesacre; knew almost as much of Bellfield's past life as Mrs. Greenow did herself; and Mrs. Greenow was no doubt aware that such was the case. 
Alice knew almost as much of Bellfield's past life as Mrs. Greenow did herself; and Mrs. Greenow was aware of it. 