story: Rick had a big pet snake in his home. When he moved to a small apartment for work, he had to get rid of her. His friend watched the snake for a year while Rick worked. When Rick returned home, he was so happy to get his snake back. The snake had grown almost a foot while he was away!
 selected sentence: The snake had grown almost a foot while he was away!
The snake grows almost a foot while Rick is away >Causes> Rick feel(s) surprised