Wrong Answers on TV Quizzes

Just a bit of fun. Questions picked from TV quiz shows where contestants have given the wrongs answers. Can you give the correct answer?

Which is the largest Spanish-speaking country in the world?
What 'L' do you make in the dark, when you don't consider the consequences?
Name a film starring Bob Hoskins that is also the name of a famous painting by Leonardo da Vinci?
What was signed to bring World War I to an end in 1918?

What season of the year did poet John Keats describe as a 'season of mists and mellow fruitfulness'?
Which Asian island city state is served by Changi Airport?
The nicknames 'cherrypickers', 'immortals' and 'cheesemongers' are or have been used for which groups of men?
What is a medicine prescribed to a patient to please rather than cure?
In the novel Moby-Dick what is the name of the one-legged sea captain?
Who was assassinated by Lee Harvey Oswald in Dallas?
What was Gandhi’s first name?
"To tax and to please, no more than to love and to be wise, is not given to men" are the words of which author and political figure speaking in the House of Commons in 1774?
The Denmark Straight seperates Greenland from which country?
Which play written by A. A. Milne was the first of several dramatisations of Kenneth Grahame's 1908 novel The Wind in the Willows?
What name is given to the condition where the sufferer can fall asleep at any time?
Which cemetery in the U.S. state of Virginia houses the Tomb of the Unknown Soldier where service personnel from three 20th-Century wars are interred?
Timothy Dalton, Toby Stephens, Orson Welles and Michael Fassbender are among the actors who have played which romantic figure, the creation of Charlotte Bronte?
The Baroque composer Vivaldi had what first name?
Which monarch was on the throne during the first world war?
What 'P' did William Pitt call in the 18th Century the "lungs of London"?