初中英语知识点：陈述句

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初中英语知识点：陈述句

陈述句分肯定式和否定式 什么叫陈述句？

用来说明一个事实和表达说话人的看法或观点的句子叫做陈述句。陈述句朗读时通常用降调，句末用句号。

She is a good student. 肯定式

主语＋系动词＋表语 主语＋谓语动词 主语＋谓语动词＋宾语

主语＋谓语动词＋宾语＋宾语补足语 主语＋系动词＋表语 这是我爸爸。 This is my father. 今天暖和。 It is warm today. 主语＋谓语动词 老师笑了。

The teacher smiled. 我不会读。 I can't read.

主语＋谓语动词＋宾语 我想要一个热狗。 I want a hot dog. 我喜欢她。 I like her.

主语＋谓语动词＋宾语＋宾语补足语 她英语讲得好。

she speaks English well.


我很喜欢她。 I like her very much. 否定式

否定句是指句意含有不,没有等意思的句子. He is not a student.他不是学生。 I am not a boy. 我不是一个男孩。 1.在be动词后加not

2.在can，should， will等后加not

3.不含be动词也不含情态动词的，在动词前加助动词否定形式don’t/doesn’t/didn’t

4.当句子是祈使句时

在be动词后加not ,其他照抄 is → is not isn't are →are not aren't am →am not

was →was not wasn't were → were not weren't 肯: He is a basketball player. 否：He is not a basketball player. 肯：There is a desk in the room. 否：There is not a desk in the room. 肯：They are Englishmen. 否：They are not Englishmen.

在can，should， will等后加not，其他照抄 can →can not can't

should →should not shouldn't will →will not won't 我会骑自行车。 I can ride a bike.

I can not (can't) ride a bike.

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