Definition: 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.
Input: Sentence1: Pat has a math test coming up. Sentence2: He studies very hard for a week. Sentence3: Pat makes flashcards to read on the bus. Sentence4: Pat aces his test.

Pat is happy.