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People have keptcats as pets for thousands of years. Cats aregood example of how___animal can help___people, by catchingrats andmice,for example. This is probably___most important reason ancient people had___cats.These days,many people have a cat at home,but they only keep it forpleasure.Sometimes the cat sits on owner's chair or knee, and the owner getspleasant feeling when that happens.

Britain which is formally known as the United Kingdom of Great Britain and Northern Ireland is the political unity of England, Scotland, Wales and Northern Ireland. 
It is located on the British Isles
Its total area is about 244 thousand square kilometres. 
The coasts of the UK are washed by seas of 2 oceans:  the Arctic and the Atlantic.
The scenery is the coastline is rather picturesque.
The capital of the UK is London.
The official language is English.
The national symbols of the UK are the Red rose and the Lion, the flag 'Union Jack', and the anthem 'God Save the Queen'.
Its form of government is a constitutional monarchy.
Officially the supreme legislative authority is the Queen in Parliament
and the two Houses of Parliament .and the elected House of Commons. 
But The Queen officially opens each Parliamentary session.
The  three major parties are the conservative party, the new labour party, and the democratic liberal party.
The largest cities are Birmingham, Glasgow, Liverpool, Manchester, Edinburgh, Belfast and Cardiff.
The chief river is the Thames River 
Britain's major industries include  iron and steel engineering, shipbuilding, electronics.

Saint Petersburg it one of one most beautiful cities of Russia.There is the river Neva in Saint Petersburg.There are white nights in Saint Petersburg.Saint Petersburg is a remarkable city.Saint Petersburg it is a very beautiful city. This city is an important economic, scientific and cultural center of Russia, large transport knot. Река that flows in city it is Neva. Through water objects very much bridges are laid. A city is located on the north-west of Russian Federation. Also in city many parks and entertaining centers.