For most people, ethics is just the driest material out there in the program. It’s really a matter of conditioning and sucking it up. Having a daily peek at all the different elements of the Standards works wonders. At least you should get ALL the simple knowledge questions right.
I felt that practicing questions helped a lot more than reading the heavy text. If you do enough, you realize that the questions are mostly made up of a few question types that you learn how to properly answer quite quickly.