i. Students
ii. Teachers
iii. Sentence Contributors
iv. Textbook Publishers
Prerequisites
Find reading material that is at my reading level, and read it.
Specify to the website what textbook you're learning from, what chapter you're in.
Lookup readings and definitions of unknown characters
Find more examples of a certain idiom usage.
Add examples of reader-understandable sentences.
Assemble a collection of sample sentences for your course from existing sentences on the website.
Contribute translations of existing sentences.