It's wrong to cheat off other people's work.
Marilyn has to take an important exam in her biology class tomorrow, and she is not sure she will do well.
Marilyn wants to get a passing grade on the exam.
Marilyn stays up late studying for the exam and does her best work on it in class.
Marilyn looks over at her classmates paper and copies some of her answers.
Marilyn is sure that she will get a passing grade since she worked hard.
The teacher sees Marilyn looking at her classmates work and doesn't allow her to finish the exam.