Given the task definition and input, reply with output. In this task, you're given a four sentences of story written in natural language. Your job is to complete end part of the story by predicting appropriate last sentence which is coherent with the given sentences.

Sentence1: Pete's little brother was using the computer. Sentence2: He randomly started to click buttons. Sentence3: Unfortunately, he touched the file with Pete's homework and deleted it Sentence4: When Pete saw what happened, he got mad.
However, Pete was able to retrieve the file from the recycle bin.