Questions & Answers about היא רוצה לקנות בננה.
היא is the Hebrew third-person singular feminine pronoun, so it means she.
A few related pronouns:
- הוא = he
- היא = she
- אני = I
- אתה = you (to a male)
- את = you (to a female)
Hebrew marks gender much more often than English does, so choosing היא tells you right away that the subject is female.