阅读理解。 I am Mr. Li. I teach English. When I work, I use paper and a pen. I sit on a chair near a desk. I work for eight hours every day. In class, I write on the blackboard. Every day at noon I have a rest (休息). But, today my clock is broken. So I don't know when to have a rest. But I am not worried (担心). When I am hungry, I know it is twelve o'clock. Then I will leave (离开) my desk, chair, paper and pen, and go to eat in the dining hall. 1. What does Mr. Li teach? A. English. B. Chinese. C. Math. D. Computer. 2. How many hours does he work? A. Eight. B. Seven. C. Six. D. Four. 3. Where does he write in class? A. On the book. B. On the notebook. C. On the blackboard. D. On the paper. 4. When does he have lunch? A. At 11. B. At 11:30. C. At 12. D. At 12:30. 5. Does he eat lunch in the office (办公室)? A. Yes, he does. B. No, he doesn't. C. I don't know. D. Maybe (可能).