根据指定的课程名和任务要求，为学生生成一个简单的作业。
课程：英语；任务：撰写一篇100字的简短故事。
作业要求：撰写一篇100字的英语简短故事。

Possible assignment:

题目：The Lost Puppy

One sunny day, a little girl named Lily went for a walk in the park with her parents. She was having a great time until she saw a puppy who was alone and scared. She felt sorry for the puppy and decided to take it home. 

Lily and her parents searched for the puppy's owner but they didn't find anyone. So, they decided to take care of the puppy until they could find its owner.

Days passed and no one came forward to claim the puppy. Lily and her family decided to keep it as their pet. The puppy was very happy and loved its new home, and Lily was equally happy to have a new furry friend.

From that day on, Lily and the puppy went on many fun adventures together. They learned that sometimes the best things in life come unexpectedly.