Teacher:You are given a sentence in Italian. Your job is to translate the Italian sentence into Polish.
Teacher: Now, understand the problem? Solve this instance: Ero così felice (Applausi) che mia sorella fosse viva!
Student:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Byłam szczęśliwa. (Oklaski) Moja siostra żyła!