Task: Story Composition
Input (English): Premise: I am a substitute teacher. 
 Initial Context: When I get called to teach, sometimes it is an emergency. 
 Original Ending: I was called to teach for someone whose appendix burst once. I had to rush to the school to teach for her that day. The teacher was very thankful that I could help her on short notice. 
 New ending: I was called to teach for someone whose appendix burst once. I had to rush to the school to teach for her that day. The teacher didnt even thank me for it. 
Output (English): When I get called to teach, the teachers are never thankful.