没有人知道他的陈述是事实还是虚构。

Nobody knows whether his statement is fact or ___fiction.

她所说的一切结果完全是虚构的。

Everything she had said turned out to be a complete ___fiction.

遗憾地，我不得不承认那个活跃的社交节目完全是虚构的。

With regret, I have to admit that the lively social programme was a total ___fiction.