Listening Comprehension Resources
Common Undergraduate Student Questions
Common Questions for International TAs (archive.org)
A good variety of common questions asked in realistic and idiomatic ways.
NPR (National Public Radio)
http://www.npr.org/
A variety of oral news and stories.
Voice of America Special English
http://learningenglish.voanews.com/
News stories with slower speech and full enunciation
Perception of Spoken English Test
https://posetest.com/student/poseHome.php
Register for free and then do the listening tests to see what aspects of listening you may need to work on more.