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 栏目类别:知识点 >> 初中 >> 英语

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.

  他明天会去学校。

  He will go to school tomorrow.

  He will not (won't) go to school tomorrow.

  不含Be动词也不含情态动词时

  主语+don’t/doesn’t/didn’t+动词原形+其它

  We eat apples.

  否:We don’t eat apples.

  He eats apples.

  否: He doesn’t eat apples.

  I went to school yesterday.

  否:I didn’t go to school yesterday.

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