That gossip concerning them exploded at length after it had been simmering for a long time.
【正确答案】 D
【答案解析】解析:名词辨析。gossip闲话,闲谈;而A.segment段,节,片断;B.sector部分,部门,地区,象限;C.skeleton骨架,骨骼,基干,纲要;D.scandal丑行,丑闻,诽谤,流言蜚语,因此D为答案。