听下面一段材料，回答第1至4题。 1. Which state is the nearest to Alaska? [     ] A. Texas. B. Washington. C. Hawaii. 2. Who owns most of Alaska's land? [     ] A. Individual people. B. Several businesses. C. The American government. 3. Which state has the longest coastline among all US states? [     ] A. Alaska. B. New York. C. California. 4. Why do people use planes or boats to travel around Alaska? [     ] A. Because there aren't many roads in the state. B. Because there are a lot of dangerous wild animals in the forests. C. Because visitors are not permitted to take buses or trains in Alaska.