Questions & Answers about Marta vive in un monolocale piccolo ma luminoso.
Vive is the third-person singular form of the verb vivere (to live).
- vivere = the infinitive, like to live
- vive = he/she lives
Since the subject is Marta, you need the form that means Marta lives:
- Io vivo = I live
- Tu vivi = you live
- Lui/lei vive = he/she lives
So Marta vive = Marta lives.