He is following a single path.

He was arrested on suspicion of being an industrial spy.

He trampled on my heart.

The one-humped camel lives in the desert.

He received the crown as a king.

The fragrance of that flower is very fragrant.

Last night, I was scared because of the thunder.

Earthquakes, thunder, fires, and fathers are what people fear the most.

He threw the wastepaper into the trash can.

There is a proverb, 'a cornered rat will bite a cat,' which means that a person driven into a desperate situation will fight back even against an opponent they would normally fear.