Anybody have an easy way to remember this? I've been taking practice tests and always screw this up.
When I read immunization I think of getting a shot at the doctor's office, so that mnemonic device is not helpful at all.作者: justin88 时间: 2011-7-11 19:30
Contingent immunization = active return
I don't know what else to come up with, I'm not much of a mnemonic person.