Complete the following sentences with a/an, the or no article. 1 hyde park is one of biggest parks in … london. 2. is there theatre in green street? 3 british museum is one of best museums in … world, isn't it? is river thames in centre of london? how many bridges are there over thames? who built first stone bridge over moskva river? 7 kremlin is heart of moscow, isn't it? is red square centre of moscow? there is monument to admiral nelson in middle of . trafalgar square. 10 tower of london was palace many, many years ago.