He has a unique character.

The Venus flytrap is a very unusual plant that preys on insects.

He behaved as if possessed by a demon.

He often takes things out of context to steer the conversation in a way that suits him.

I am majoring in immunology at university.

The smoker was smoking a cigarette outside the restaurant.

He underwent a cerebrospinal fluid test.

The cane toad is causing a big problem in Australia.

He was bestowed with a special award.

My friend, Sai, works on a farm.