Поставьте артикль the если он там нужен.
1)Do you know about ...British Museum?
2)When we were in...London,we lived in ... Arabella Hotel.
3)Let me show you the centre of ... Moscow: ... Red Square and ... Kremlin.
4)...Trafalgar Square is in ... London.
5)...America is a continent and ... USA is a country.
6)...Oxford Street is very big.
7)...Tretyakov Gallery is ... famous museum.