尽管天气晴朗，那些悲观主义者还是预言下周会有暴风雨。

Despite the sunny weather, the ___doomsayers are predicting a storm next week.

办公室里那个总是预言公司即将倒闭的家伙真是个末日预言者。

The guy in our office who keeps predicting the company's downfall is such a ___doomsayer.