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add dry introduce invent mix not make not need produce use (x2)

Paper (1) from wood. The fibres of wood from trees(2) with water until they becomes a soft wet pulp, which(3). This method of paper-making (4) inthe 2nd century BC in China. However, early writing material (5)(always) from wood. In fact, the word papercomes from papyrus plants which (6) by the Egyptians to make a form of paper in 3,000 B.C. Whenmachines for-paper making (7) in the 19thcentury, paper became easy to afford. Today, one of the problems with thehuge production of paper is that a chemical called chlorine(8) to make the paper white. Recycling isimportant, because chlorine (9) and less energy(10) for recycled paper.

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.