He rejected my proposal.

He kissed her hand in an archaic manner.

She uses a diminutive in her name to express cuteness.

Please remember this old proverb, 'A noble man compares and does not compete, a petty man competes and does not compare.'

Let's calculate the inscribed circle of this polygon.

Please teach me how to calculate the excircle of this triangle.

Learning how to use enclitics helps deepen your understanding of Japanese.

If you don't get regular dental check-ups, you may develop periodontitis.

If you don't have regular dental check-ups, you may develop periodontitis.

We visited the moated burial mound and learned about the lives of ancient people.