He is hiding a secret.

After watching that movie, I cried very hard.

Full speed ahead, we should move towards our goal!

He looked around in all directions, but there was no one.

He was hospitalized because of heart failure.

His success was an inevitable result.

I am studying natural language processing at university.

He is an expert in natural language processing.

He is facing the problem of erectile dysfunction.

This sentence is written in the present tense.