Normally i would say a secretary because that is correct english but in Dl since there was no "mot" there now i did not use it ! I failed again! DL please be consistent ! If you are using english in a stupid way then use it consistently that way! Tha t is redicilous ! And yes "the secretary" is also can be used ;That is correct my friend WanJaFo
"Anh trai tôi là một thư ký" or "Anh trai của tôi là một thư ký" must be accepted.