成语是我们民族语言文化的精华，有其固定的结构、含义。但是有些成语在使用过程中，不断发生变化，出现本义、引申义和比喻义；感情色彩兼有褒、贬两面性；使用范围、对象呈现多样性。因而使用时较复杂，难以把握。因为这一点，高考命题 Idioms are the essence of our national language and culture, with its fixed structure and meaning. However, some idioms in the process of use, continue to change, the emergence of the original meaning, extended meaning and metaphorical meaning; emotional color both ambiguous and derogatory features; the scope of use, the object presents diversity. Therefore, it is more complicated to use and difficult to grasp. Because of this, the college entrance examination proposition