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: Kurtis decided to go camping. Sentence2: He drove up to the mountains and found a camping spot. Sentence3: He began to set up his tent. Sentence4: Suddenly, a grizzly bear came and began to approach Kurtis.

Kurtis trembled with fright.