简单句的五种基本句型讲解及习题一、句子成份英语句子成分有主语,谓语,宾语,宾语补足语,表语,定语,状语等。 顺序一般是主语,谓语,宾语,宾语补足语,而表语,定语,状语的位置要根据情况而定。 1、主语:表示句子主要说明的人或事物,一般位于句首。但在there be结构、疑问句(当主语不疑问词时)和倒装句中,主语位于谓语、助动词或情态动词后面。主语可由名词、代词、数词、不定式、动名词、名词化的形容词和主语从句等表示。例如:Country music has become more and more popular.(名词)We often speak English in class.(代词)One-third of the students in this class are girls.(数词)To swim in the river is a great pleasure.(不定式)Smoking does harm to the health.(动名词)The rich should help the poor.(名词化的形容词)