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八年级上册上英语知识点总结八上英语句子成分专项
初二(八年级)英语知识点总结
《八年级上册上英语知识点总结八上英语句子成分专项》详情
资料介绍
8年级英语上册知识点
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八年级(上册)英语:句子成分专项
主语
是句子要说明的人或事物,是句子的主体,一般由名词、代词、数词、不定式或动名词等充当。如:
The girl can sing many English songs.(名词)
We are students. / This is my pen . Yours is on thedesk.(代词)
One of my classmates is from Shanghai./ Two and three is five.(数词)
The old need more help.(名词化的形容词)
It is easy to learn English.. (不定式)
Eating too much is bad for your health.(动名词)
【注意】若不定式短语作主语常用it作形式主语,而把真正的主语(不定式短语)放在句后。
谓语
说明主语的动作或状态,也是句子的主体部分,一般由动词充当。
动词分为实义动词、连系动词、情态动词和助动词。实义动词单独作谓语,连系动词与表语一起构成谓语,情态动词与省略to的不定式构成合成谓语,助动词与动词原形共同构成谓语部分。如:
1) 由单一动词作谓语:
We study English.
He has an English-Chinesedictionary.
We are Chinese.
2) 情态动词加主要动词:
We can play the piano.
He can speak English well.
You must see the doctor.
3) 助动词加主要动词构成谓语:
She is talking with hersister. / I have seen this manbefore.
【注意】谓语与主语在人称与数方面要相互照应。
宾语
是及物动词所涉及的对象,是动作的对象或承受者。一般由名词、代词、不定式及动名词等充当。如:
I like China. (名词)
Everybody likes her.(代词)
I want three./ Please pass me the first. (数词)
She wants to go home.(不定式)
We like playing football.(动名词)
直接宾语与间接宾语。有些及物动词可带有两个宾语,其中一个指物(直接宾语),另一个指人(间接宾语)。我们称为双宾语。
1) 动词+间接宾语(人)+直接宾语(物)
Mr. Wang teaches us English.
My mother gives me ten yuan.
2) 动词+直接宾语(物)+(to,for)+间接宾语(人)
My mother gives me ten yuan. = My mothergives ten yuan to me.
表语
用于说明主语的身份、特征或感受,一般由名词、数词、形容词、分词等充当。常用的连系动词有:be,look,get,sound(听起来),feel,become,smell,turn,taste(尝起来)等。如:
They are workers.(名词)
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