英语句子成分及练习课件

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,语法复习-,句子成分及练习,句子成分,(一)句子成分的定义:,构成句子的各个部分叫做句子成分,句子成分有主要成分和次要成分;,主要成分有主语和谓语;,次要成分有表语、宾语、定语、状语、补,足语、同位语和插入语。,二)主语:,主语( Subject),表示句子说的是什么人或什么事,是一个句子所叙述的主体,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,1. During the 1990s, American country music,has become more and more popular.(名词),2 We often speak English in class.(代词),3. One-third of the students in this class are,girls.(数词),4. To swim in the river is a great pleasure.,(不定式),5. Smoking does harm to the health.(动名词),6.The rich should help the poor.,(名词化的形容词),7. When we are going to have an English,test has not been decided,(主语从句),8. t is necessary to master a foreign,language,(t作形式主语,真正的主语为后面的不定式),