I think his behavior is outrageous.

He is an expert in cryptography and is involved in the development of security systems.

He is good at singing songs in falsetto.

Pragmatics is a part of linguistics that considers not only the meaning of sentences but also their usage situations.

The five of us went to see a movie.

The five of us went to see a movie.

My grandfather used to plow the rice fields with a horse in the old days.

I will hold my birthday party on the fifth day of the month.

When he was late again, I shouted, 'Goddamn!'

Let's respect the elderly and learn from their knowledge.