分类1、可数名词可数名词所表示的人或事物是可以用数来计算的,有单、复数形式。单数用原形,复数要变化词形,有规则变化和不规则变化两种。不规则变化可依据课本后的不规则变化表来记忆;规则变化的规律可见下表:2、不可数名词不可数名词所表示的事物一般不能用数来计算,没有词 Classification 1. Countable nouns Countable nouns represent people or things that can be calculated using numbers, in single and plural forms. The singular uses the original form, the plural forms change the form of the word, and there are two types of regular and irregular changes. Irregular changes can be memorized in accordance with the table of irregular changes after the textbook; the rules of rule change can be seen in the following table: 2. Unrepresentable nouns The things represented by an uncountable noun are generally not countable by numbers, and there are no words.