独立主格结构的构成:名词(代词)+现在分词、过去分词; 名词(代词)+形容词; 名词(代词)+副词; 名词(代词)+不定式; 名词(代词) +介词短语构成。 独立主格结构的特点:1)独立主格结构的逻辑主语与句子的主语不同,它独立存在。 2)名词或代词与后面的分词,形容词,副词,不定式,介词等是主谓关系。 3)独立主格结构一般有逗号与主句分开。 the test finished, we began our holiday. = when the test was finished, we began our holiday. 考试结束了,我们开始放假。 the president assassinated, the whole country was in deep sorrow. = after the president was assassinated, the whole country was in deep sorrow. 总统被谋杀了,举国上下沉浸在悲哀之中。