他在争论中提出了一个毫无根据的指控。

He threw out ___a ___wild ___accusation during the argument.

她的回答只是一个胡乱猜测，没有任何事实依据。

Her answer was just ___a ___wild ___guess, not based on any facts.

关于公司破产的毫无根据的谣言正在流传。

___A ___wild ___rumour is circulating about the company's bankruptcy.