She was collecting shells on the beach.

He belongs to the upper class of society.

The seawater of this beach is very clean.

It's not appropriate for me to intervene in his problem.

We are working on the development of new software.

We are developing a new software.

I commute to work every morning by high-speed train.

The resolution of this monitor is very high.

It is said that a terrifying monster lives in that forest.

I love eating shellfish.