5 класс, для вас доступен новый урок, проходите
https://www.youtube.com/watch?v=Ksr5cFjRZeE https://www.youtube.com/watch?v=wXrUZEWvvNc https://www.youtube.com/watch?v=q5UJtX_upB4 https://www.youtube.com/watch?v=25Tdw0P-rdI https://www.youtube.com/watch?v=TFhPbuIDQGI https://www.youtube.com/watch?v=-WD9qDkOTfU https://www.youtube.com/watch?v=xDf6xb7kBDw https://www.youtube.com/watch?v=GHk0IODyy5I