他感冒了，鼻子一直流鼻涕。

He has a cold and his ___nose keeps running.

我的嗅觉很灵敏，能闻到远处的花香。

I have a good ___nose and can smell flowers from a distance.

她对危险有一种天生的直觉。

She has a natural ___knack for sensing danger.