Написать рассказ 70-100 слова английском про приключения John and Mary в времени с первыми словами
Once John and Mary decided to go on a journey

Once John and Mary decided to go on a journey. They wanted to find out why anacondas started disappearing on the planet. They went to investigate a rare disease of giant anacondas in the rainforest.

Mary and John checked about 100 snakes . They found a rare tropical virus, tropivirus. This disease is not treat.

Tropivirus appeared in 1876 in Africa.

And after a century, two researchers, Mary and John, recorded a high percentage of infection with the virus.

This was an incredible discovery for all the professors.

As a result, Mary and John were awarded medals for the Discovery of the century.