又揾到更加多既 online aural training :

http://www.good-ear.com/

http://www.teoria.com/exercises/ie.htm

http://www.musictheory.net/

http://www.iwasdoingallright.com/tools/v2_24/ear_training.aspx (係sequence type 揀harmonic就可以聽到兩個音一齊彈) - 但要support Java


另外一些 ear training既software, size 都唔大, 有興趣可以download嚟玩下既
http://www.harmony-central.com/Software/Windows/ear_training.html

http://www.softpedia.com/downloadTag/ear+training


Susan