Task: Wrong Candidate Generation
Input (English): Context: I taught my first math lesson on Tuesday , and it was a lot of fun . Teacher and I talked briefly on Monday about the possibility of teaching the math lesson for Tuesday , but nothing was set in stone . Tuesday morning he asks me if I ' m up for it and I jump at the chance . I think I 'll just copy what I wrote in my paper journal from Tuesday at school : My very first lesson !. 
Question: What may happen before teaching my first math lesson ? 
Correct Answer: My teacher asks me if i would like to teach it .
Output (English): I decide to just let my teacher do the teaching .