听下面一段对话，回答1-4题。 1. What do we learn from the passage? A. More can be done to reduce the damage of earthquake B. Earthquakes always cause serious damage C. Nothing can be done to reduce the damage of earthquake 2. How many people died in the Kobe earthquake? A. 75,000 B. Nearly 310,000 C. More than 6,000 3. What is the major difficulty in doing more to reduce the earthquake damage? A. Engineers do not have the knowledge B. Protection is too costly at present C. No one take earthquakes seriously 4. How many ways to reduce the damage are mentioned in the passage? A. 5 B. 3 C. 4