The International System of Units is the standard measurement system used by scientists all over the world.

She avoided talking about her ex-boyfriend.

He strongly promoted the southward policy.

As the name suggests, chordates are a group of animals that have a notochord.

This museum exhibits wonderful artworks collected from all over the world.

My friend is working in the United Arab Emirates.

The German Democratic Republic was once a socialist country.

My dream is to visit the Federal Republic of Germany someday.

The Yemen Arab Republic is a country located in the Middle East.

The Federal Republic of Yugoslavia was once an existing nation.