He played innocent by pretending he knew nothing.

My grandmother maintains her health by eating yellow soybeans every day.

I saw a black-backed wagtail in the park.

Have you ever seen a silver pheasant in the park?

I saw a snow goose in the park.

He confessed the truth about the incident.

He confessed everything about the incident.

He is accumulating good deeds almost every day.

Angelica dahurica is a plant native to China, and its root is used as a traditional Chinese medicine.

The beluga whale lives in the Arctic Ocean.