The indefinite article

Question 1

French has two indefinite articles: un for the masculine nouns, and une
for the feminine nouns. The indefinite article translates as “a” or “an,”
or the number “one.”

Answer 1

Masculine
un cousin a/one cousin
un bureau an/one desk

Feminine
une semaine a/one week
une entreprise a/one company

Question 2

The plural of un and une is des:

Answer 2

Masculine
des cousins cousins
des bureaux desks

Feminine
des semaines weeks
des entreprises compaines