In this task, you're given the title of a five-sentence story and the first four sentences. Your job is to write the last sentence of the story such that it seamlessly connects with the rest of the story.
Q: Title: Lost friend. Sentence 1: Shout had a friend for four years. Sentence 2: They were very close. Sentence 3: All the sudden her friend stopped talking to her. Sentence 4: Shout was very upset.
A:
She didn't know what to do.