句子成分讲解及练习.doc

.句子成分讲解及练习 主语（subject）: 句子说明的人或事物。 (找出主语并说明是由什么词充当的)The sun rises in the east. （ ） He likes dancing. （ ）Twenty years is a short time in history. ( )Seeing is believing. （ ） To see is to believe. （ ）What he needs is a book. （ ）It is very clear that the elephant is round and tall like a tree .（ ）谓语（predicate）: 说明主语的动作、状态和特征。We study English. He is asleep. 表语（predicative）: 系动词之后的成分，表示主