81.  That journey will be a difficult one.

82.  That relationship has been a very difficult one.

83.  That made it a good time to sell newspapers but a difficult one in which to expand.

84.  The birth of the film was a difficult one.

85.  The decision to come forward was a difficult one, Crocker said, but ultimately he felt there was nothing else to do.

86.  The case was a difficult one for both sides.

87.  The child who vacillates is the most difficult one to respond to.

88.  The crime issue is a particularly difficult one for Ms. Brown because law and order generally tends to be a tougher sell for female candidates.

89.  The debate over early retirement for the unemployed will likely be a difficult one to resolve.

90.  The human condition is a difficult one for many of our brothers and sisters.