They made a message board for everyone to write messages on for their friend's birthday present.

We all wrote messages in the graduation album.

He likes to write with a certain person in mind.

He assigned a new job.

The children were playing merrily in the park.

The penis is the male genital organ.

Akira is always clear-minded and sincere.

A beautiful holly osmanthus is planted in the garden.

Shu is the most excellent student in his class.

Understanding geometric series is important for understanding mathematics.