E-music maestro is a great resource providing free graded aural test examples from grades 1 to 8 and covers both the ABRSM and Trinity exams.
Click in the picture to use the website
(Trinity exam resources are at the bottom of each Grade page)
Need to recognize or sing different intervals? It could be for an aural test or to help you sing or play a piece. Or even just for fun!
This website provides links to examples of different intervals in songs you already know.