Section AQuestions 1 to 4 are based on the conversation you have just heard.1. A. Organisms far below the Earth’s surface. B. New drilling methods. C. A hidden underground world. D. Rare and infectious bacteria.2. A. Modern experiments. B. Advanced technology. C. Precise statistics. D. Keen observation.3. A. 3,000m. B. 3,000km. C. 6,000m. D. 6,000km.4. A. They would be killed by the human immune system. B. They would die once brought to the surface. C. Many precautions and remedies are available. D. Drilling operations are always closely monitored.Questions 5 to 8 are based on the conversation you have just heard.5. A. Writing papers for his classes. B. Preparing for the coming exam in the library. C. Doing extra work in the chemistry lab. D. Working overtime at a library.6. A. Spend more time in the library. B. Write just one paper for all his classes. C. Drop one of his courses. D. Write his papers on closely related topics.7. A. She once wrote about it. B. She thinks the man should write about it. C. She has been studying it recently. D. She particularly likes Romantic poetry.8. A. She knows he is very busy. B. He’s already helped her enough. C. He is incompetent to help her. D. She doesn’t need any help.Section BPassage OneQuestions 9 to 11 are based on the passage you have just heard.9. A. Pirates B. Sailors. C. Manufacturers. D. Merchants.10. A. The distance the merchandise had to be transported. B. The number of insurance companies available at the time. C. The risk involved in transporting the goods. D. The type of ships used to transport the goods.11. A. They are more expensive than earlier policies. B. They remain much similar to earlier policies. C. They are cheap...