In this task if the pronoun is male or gender-neutral you are to replace it with a female pronoun. If there are no pronouns add a female-gendered word to the sentence.

I'm female but he was a male designer who made ski clothes.
He was a designer who made ski clothes.

Oh no Peter.... I just got back from a run.
Oh no....I just got back from a run.

i heard she is a cute tennis player from belgium

I heard she is a tennis player from Belgium