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 the heart disease has been the number one of death in most industrial nations The heart disease has claimed more life than cancer, accidents, or AIDS. 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 nations. 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 fewer fruits and vegetables. They drink more alcohol and they smoke tobacco products. More people also work in offices now. They sit at the desk all day. They do not get enough physical exercises. The World Health Organization is worried about the increasing heart disease in developing areas. It has called on health experts in these counties to learn more about the problem. The sentence in Line4 “ The heart disease has claimed more life than cancer, accidents or AIDS.” Means______. A.The number of people who have got heart disease is more than the number of people who have got cancer or AIDS B.The number of people who did from heart disease is more than the number of people who did from cancer, accident or AIDS C.More and more people realized the danger of heart disease D.fewer people are afraid of heart disease now In the past, the main cause of death in the developing countries has been the disease such as ____.A.cancer B.AIDS C.lunge disease D.heart disease What tone is the author using in stating the spreading of heart disease in the developing countries?A.Sad B.Warning C.Nervous D.Excited Which of the following might be the best title for this passage?A.Death Rate in Developing Countries and Developed Countries B.How to Prevent Heart Disease in the Developing Countries C.Why Heart Disease Is a Deadly Problem D.The Problem of Heart Disease in Developing Countries What of the following reason is NOT mentioned in the passage about heart- disease-increasing in developing counties?A.People in the developing countries live linger than before now. B.Many people in the developing countries have changed their diet. C.Many people in the developing countries have changed the place they live D.Many people in the developing countries have got less physical exercise now.