Food safety is considered to be an important public health issue that has caused governments all over the world to 1. ______________ to improve it. However, foodborne diseases are a 2. _________ growing public health problem, both in developed and developing countries. In 3. ___________ countries, the percentage of the population suffering from foodborne diseases each year has increased rapidly. Moreover, developing countries bear the main impact of the problem due to the 4. ________ of a wide range of foodborne diseases. The global incidence( 发生率 ) of foodborne disease is difficult to 5. _______. While most foodborne diseases are occasional and often not reported, foodborne disease 6. ________ may take on massive proportions( 分额,比例 ). What’s more, the safety of food 7. ___________ biotechnology( 生物技术 ) needs to be carefully 8. ________. Other challenges, which need to 9. _____________ help ensure food safety, include the globalization of trade in food, urbanization( 城市化 ), changes in lifestyles, international travel, environmental pollution, 10. ________ contamination( 污染 ) and natural and manmade disasters.