The source of the River （）is in the Cotswolds.

The most important river is the River of （）

In Wales many people speak（）

The British national anthem is（）

People sing the national anthem in（）

The modern （）and （）are the descendants of the Gaels of the Celtic tribes.

Greater London is made up of 12 （）London boroughs and （）Outer London boroughs.

The full title of the U.K. is the United Kingdom of （）and （）

Detroit is famous for the production of （）

The highest mountain in Britain is（）