Sure, here are sentences about Elias Robot using the given words and phrases:

26. Elias Robot is an innovative language learning application.
27. Students are able to practice multiple languages by listening and speaking with Elias in real-time.
28. Elias Robot provides thematic lessons on various topics such as colors, seasons, and emotions.
29. Teachers can freely modify lessons, and even create new ones, to fit students' learning progress.
30. Elias Robot creates a safe and happy learning environment, encouraging students to speak without worrying about mistakes.