This is a great exercise that not only will improve your articulation, but will better your understanding of 7th arpeggios and how to connect them in a musical manner. Watch the video and download the file, it is pretty much self explanatory. After you have learnt the exercise, there are two things you can do to take it to the next level: 1. transpose in all keys. 2. use a metronome to gradually increase the speed (like in the video).
Printable PDF: Connecting 7th arpeggios