What's your favorite language course in MEMRISE?

Hello, language lovers from all over the world, I am Ying, my native language is Mandarin, I am learning 10 or more languages in MEMRISE, Duolingo, Innovative and Coursera at the same time, I prefer MEMRISE, (English, French, German, Dutch, Spanish, Portuguese, Italian, Russian, Greek and Latin,) What is your native language? Which languages are you learning? Let’s make friends, I am a chess coach.