I am nurse – when giving your job (or nationality) “a” is not used:
Watch this video and see if you can hear some of the professions
Berufe you may have been able to identify on the video using keyword strategy are:
Arzt, Ärztin, Chirurgin, Rentner, Kaffeemaschinen reparieren, Architektin, Architekt, Blumenverkäuferin, Musikerin, Mode Stylistin, Maler, Polizeibeamter, Business Management, Konditor, Richter, Rechtsanwalt
Find the English translation on Leo online dictionary.
Type in ‘Rentner’ to see the meaning. Click on the arrow in front of the German word to listen to the pronunciation paying particular attention to the German unstressed ‘-er’ sound which many professions end in. Similar to Bruder, Schwester, Vater, Mutter.
GRAMMAR NOTE: “I am nurse” – you don’t use “a” in German. Funny language!
Plural ALWAYS takes the feminine article “die”