distractors: dying unhappy improving
sentence: Unfortunately  , one day the fawn who stayed away from school  stepped in  and was trapped.Since he was  [MASK]  , his mother got worried.She went to her brother the teacher, and  asked  him if her son had learned something.The teacher  replied  ,"My dear sister, your son was disobedient and  unteachable  .Out of respect for you, I  tried my best  to teach him.But he did not want to learn the  tricks  of deer.He escaped school!