【答案解析】[听力原文]
One of the world"s most deadly health problems is spreading to new places. The problem is heart disease and it is affecting more and more people in developing nations. For years heart disease has been the number one cause of death in most industrial nations. The heart disease has claimed more life than cancer or accidents. In the past in most developing nations fewer people died from heart disease. They died instead from diseases such as lung disease. Now the World Health Organization has warned that heart disease is increasing rapidly in almost every developing nation. Why is this happening? One reason is that people in developing nations are living longer. Another reason is that many people have changed the way they live. They now eat more fat and salt and eat fewer fruits and vegetables.
What is the number one killer in developing nations now?
【正确答案】
A
【答案解析】[听力原文]
Which disease took most number of lives in developing nations in the past?
【正确答案】
B
【答案解析】[听力原文]
Who has warned that heart disease is increasing rapidly in almost every developing nation?