The Online Practice is available in:
- Brazilian Portuguese
- English
- Japanese
- Korean
- Simplified Chinese
- Spanish
- Traditional Chinese
- Vietnamese
Also, there are User Guides available in several languages at support.eltngl.com/online-practice-tutorials.
Select the language you want to use from the dropdown menu on the top right side of the Home page at learn.eltngl.com:

Once you sign in, you can set the preferred language for your account.