Directions: In this section, you will hear 3 short passages. At the end of each passage, you will hear several questions. Both the passage and the questions will be spoken only once. After you hear a question, choose the best answer from the 4 choices marked A, B, C and D. Passage 1 1.what’s the author’s attitude towards the use of calculators in class? A. Approval. B. Disapproval. C. Indifferent. D. Sympathetic.