英语句子成分和英语句子结构讲解

一、英语句子成分和英语句子结构讲解： （一）句子成分 1.主语（subject）: 句子说明的人或事物。 主语可以由名词、代词、数词、不定式、动名词、分词、主语从句和短语等来担任。 The sun rises in the east.（名词） He likes dancing. （代词） Twenty years is a short time in history. (数词) Seeing is believing. （动名词） To see is to believe. （不定式） What he needs is a book. （主语从句） It is very clear that the elephant is round and tall like a tree. （It形式主语，主语从句是真正主语） 找出下列句中的主语： Jane is good at playing the piano.（名词） She went out in a hurry.（代词） Four plus four is eight.（数词） To see is to believe.（不定式） Smoking is bad for health.（动名词） The young should respect the old.（名词化的形容词） What he has said is true. （句子） 2. 谓语（predicate）: 说明主语的动作、状态和特征。 简单谓语:由动词或动词词组组成 I saw the flag on the top of the hill? He looked after two orphans. 复合谓语：由情态动词或助动词+动词; He can speak English well. She doesn’t seem to like dancing. 找出下列句中的谓语（注：只有动词才可作谓语。）： 1. We love China. 2. We have finished reading this book. 3. He can speak English. 4. She seems tired. 3.表语（