Abbreviations in English with a Latin origin

These are some common abreviations in English with a Latin origin. Are you familiar with all of them?
A.D. - Anno Domini - després de Crist.
a.m. - Ante Meridian - abans del migdia
p.m. - Post Meridian - després del migdia
e.g. - exempli gratia - per exemple
Etc. - Et cetera - etcètera
i.e. - Id est - in other words (és a dir)
p.a. - Per Annum - a l'any
p.s. - Post scriptum - post data