Вставить артикли .many european adventurers crossed atlantic ocean in search riches on american continent prior to columbus. london was founded in 1st century вс by julius caesar. 6. johnsons are our next-door neighbours. 7. canada is situated in northern part north america. 8. we left for east on the following morning. 9. we came to ohio river after that. 10. they passed many coal mines on way.