题目

阅读理解 Every country has its favourite food. In some countries, people(人们) eat rice every day. They often eat it with meat, fish and vegetables. Japanese(日本人) eat a lot of fish, and they eat a lot of rice, too. In England(英国), the favourite food is fried fish and French fries. In the USA(美国) people like hamburgers a lot. And they like to have cold drinks. In Canada, people eat bread with butter(黄油) on it. In India, people like to eat hot food. Some people eat only fruit and vegetables. They don't like to eat meat and fish. They think green food is good for them. （本小题满分12分）已知函数在上恒有<2，求的取值范围．