On the seventh day of creation, God finished all his work and rested.

The Second International was established to protect the rights of workers.

The First International was an international organization of workers.

The Neogene period is a part of the geological era, which lasted from about 23 million years ago to about 2.6 million years ago.

The Paleogene period was a very important time in the history of the Earth.

The Quaternary is the most recent era in Earth's history.

His first adjective is 'beautiful'.

He is learning how to use the second adjective.

In our company, we always adhere to the principle of safety first.

If the balance of the triple burner is disrupted, you may feel unwell.