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Exercise "Aquarius: An Undersea Laboratory Where Scientist Can Live fo", created by webmaster (a free exercise to learn English):
Results of the 2 437 people who have taken this test:
Average mark: 79 / 100 Share
Latest member with a 100/100 (perfect mark): sway / CANADA, on Monday 20 January - 19:20:
"Du premier coup !!! :)"
They got a perfect mark
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