1ère phrase :
Christopher Columbus discovered America six centuries ago.
2ième phrase :
Arthur Conan Doyle wrote The Hound of The Baskervilles one century ago.
3ieme phrase :
Neil Armstrong walked on the Moon fifty two years ago.
4ieme phrases :
Lady Diana died twenty four years ago.
5ieme phrase :
Donald Trump became President of the USA 5 years ago.
Bonne soirée et bon courage pour l’anglais de demain....