Please leave audio answers as separate comments below your original answer.  
Teachers receive notifications whenever a student comments on his/her homework, and they will respond with feedback on your pronunciation as quickly as they can.

iOS/Android

  1. Open the homework you wish to post an audio answer for.
  2. Tap the microphone icon to begin recording, and tap it again to finish.
  3. Tap the post button (→).

Web

  1. Open the homework you wish to post an audio answer for.
  2. Click on the comment box at the bottom of your screen to open the options menu, and click the microphone icon.
  3. Click the microphone icon to begin recording, and click it again to finish
  4. Click the post button (→).