Put in ''the'' or ''a\an'' if necessary. is smaller than africa. ocean is biggest ocean in world. 3)london is famous for houses of parliament, abbey and of london. 4)have you ever been to kremlin? 5)it was her first visit to united kingdom.

1) - Europe is smaller than - Africa.
2) The Pacific ocean is the biggest ocean in the world.
3) London is famous for the Houses of Parliament, - Westminster Abbey and the Tower of London.
4) Have you ever been to the Kremlin?
5) It was her first visit to the United Kingdom.