这杯水太凉了，我需要加点热水。

This glass of water is too ___cold, I need to add some hot water.

他的反应很冷淡，好像对我完全不感兴趣。

His response was ___cold, as if he had no interest in me at all.

我感冒了，鼻子一直流鼻涕。

I have a ___cold and my nose won't stop running.

她毫无准备地即兴发表了演讲。

She gave the speech ___cold without any prior notice or preparation.