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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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