1.EVERYBODY HAS HEARD OF THE MAIN DISTRICT OF LONDON
Has everybody heard of the main district of London?
Has everybody heard of the main district of London or Moscow?
Everybody has heard of the main district of London, haven't they?
Who has heard of the main district of London?
What has everybody heard about?
2.PEOPLE READ BOOKS BY ENGLISH WRITERS
Do people read books of English writers?
Do people read books of English or Russian writers?
People read books of English writers, don't they?
Who reads books of English writers?
Whose books do people read?
3.THERE ARE MANY PARKS IN THE CAPITAL OF GREAT BRITAIN
Are there many parks in the capital of Great Britain?
Are there many parks or monuments in the capital of Great Britain?
There are many parks in the capital of Great Britain, aren't there?
Where are there many parks?