There are many ways you can improve your English on elllo. All of the activities are designed to help students focus on different skills and use various skills to learn English.
Here is a short video that goes over how you can use the site.
Here is a basic rundown of what you can use:
All activities come with audio that students can listen to online or download for offline use.
All activities come with transcripts the students to read as they listen, or just read without the audio. The transcripts come with audio notes.