I learned about the properties of arsenate in chemistry class.

We will use arsenic acid in this chemistry experiment.

Mr. Narahara is my friend.

I found a meadow mushroom in the park.

The snow started falling gently.

Nanahara is my best friend.

Harada is my best friend.

The pale thrush is singing in the garden.

He is devoted to that job almost exclusively.

He pretends to be a doctor.