SAT 一道填空
The actor's stories of backstage feuds and rivalry might be thought_________ were there not so many corroborating anecdotes from other theatrical personalities.
(A) pantomime (B) ambiguity (C) approbation (D) hyperbole (E) vainglory
求翻译~还有were there not是什么句式?在这里被卡住了……