Part AYou will hear 10 short dialogues. For each dialogue, there is one question and four possible answers. Choose the correct answer- A, B, C or D, and mark it in your test booklet. You will have 15 seconds to answer the question and you will hear each dialogue ONLY ONCE. What does the man mean
A．He lent his notes to a classmate. B．He forgot to borrow the notes. C．He doesn’t have an exam. D．He left his notes in class.