When the wind blew, I heard a sound called 'soo'.

His bird has a rumpled feather look.

They were plowing the field together with a plow.

He is a bright person.

He drew a 繅 on the paper.

This book explains the concept of 'general' in detail.

He crossed the lake in a small boat.

We saw five boats on the lake.

His burial was conducted quietly.

This compound contains oxalic acid.