完形填空(共10小题;每小题0.5分,满分5分) Every year students in many countries learn English. Some of these students are children, __ students are young people. Why do all these people want to learn____? It is not___to answer this question. Many boys and girls learn English at school. It is one of their__. Many people learn English because it is___in their work. Some young people learn English___their higher studies because some of their books are____English. Other people learn English because they want to ___newspapers in English. Some people learn English because they want to_ in the USA, England or Australia. English is very___in our life (生活).