Accident: refers to an accident that occurs because of the accidental factors of the party's intentional or negligent accident. Based on the above definitions, Which of the following options are unexpected:. ['Huang accidentally drove a scrap car in the middle of a car accident.', 'Xiaoming accidentally hurt his classmates while playing and playing in class.', 'The doctor injected Zhang with penicillin without conducting an allergy test, which caused Zhang to die.', 'Lee was lethargic at night, causing theft of the warehouse.']