story: Matthew was not happy to be going shopping with his mother. The grocery store was no fun but then they went next door. It was a new pet shop filled with mice, birds, and fish! To a delighted Matthew, it was like a zoo. His mother let him pick his first pet, a goldfish with black spots.
 selected sentence: To a delighted Matthew, it was like a zoo.
Matthew is delighted >Causes> Matthew feel(s) happy