A lot of people rushed into the hall.

Every Friday, my friends gather at my house.

Pigeons swarm in the park every day.

The concert will be held in that hall.

A new hole has been added to the golf course.

He played the piano entirely.

A black hole absorbs surrounding matter with its immense gravity.

A white hole is one of the mysteries of the universe.

The expansion of the ozone hole has a significant impact on the Earth's climate.

You, what are you doing?