The First International was an international organization of workers.

His shoes are a symmetrical pair, perfectly matching left and right.

His painting expresses pure beauty.

Our project is scheduled to be completed on the eleventh day of the month.

He continued to write that report all night.

I'm praying for your recovery as early as possible.

My birthday is on the thirty-first.

My father is forty-one years old.

He is known as a one-hit wonder singer.

Nitrogen monoxide is a cause of air pollution.