Finding an asterism is a great joy for astronomers.

Looking down at the sea, I could see a school of fish swimming.

Please choose the correct one from the set of possible answers to this question.

It's very exciting to see a crowd of horses running at the racetrack.

A new approach is needed to solve this set of problems.

This colony is forming a unique ecosystem.

Suddenly, a rainfall that starts and stops abruptly began and then stopped immediately.

We offer a wide range of product lines to meet our customers' needs.

He is suffering from Raynaud's syndrome.

We analyzed the data of the experimental group.