China is becoming richer and richer in the world. So healthy eating is    【小题1】  very popular topic in the country. People begin to eat in expensive restaurants and order unusual food    【小题2】  pleasure. People believe that, with more money in their pockets, it is absolutely reasonable to eat better and eat whatever they like. However, this is not a clever idea. Some food is harmful to human body, but people are “brave” enough to taste   【小题3】  . For example, some birds can cause bird flu,  【小题4】  can sometimes infect human. Some animals can cause SARS. People were killed when it broke out in Guangdong, China. If people are not careful enough,  【小题5】  will be more outbreaks of illnesses   【小题6】 to the wrong eating of animals.
What should we eat to keep healthy? Traditional science gives us some useful ideas about it. We    【小题7】  to eat the food high in protein, fiber and vitamin, but low    【小题8】 cholesterol （胆固醇）, sugar and salt.