小学英语肯定变否定句PPT学习教案

1、会计学1 小学英语肯定变否定句小学英语肯定变否定句 实义动词的否定句实义动词的否定句 否定句中否定句中and，some与与any的用的用 法法 情态动词情态动词can的否定的否定 Be动词的否定动词的否定 第1页/共14页 构成 ： be + not I am a girl. I am a girl.not 第2页/共14页 You are short. You are short.not She is ugly. She is ugly.not 第3页/共14页 把下列句子变成否定句 1.I am a girl._ 2.He is my teacher._ 3.Jimmys dad is i

2、n the bathroom. _ 4.She is watching TV now _ 5.There is a bird on my head. _ 第4页/共14页 第5页/共14页 构成：在构成：在can 后加后加not, 其余部分不变其余部分不变 。 can not= cant e.g. The birds can fly. The birds can not =cant fly. Mary can dance. Mary cant =cant dance. 第6页/共14页 Practice I can swim._ She can dance._ My mother can he

3、ar with her ears. _ Lucy and Linda can walk to school. _ My Dad can see some children in the garden. _ 第7页/共14页 1. I like vegetables. I dont like vegetables. 2. You like vegetables. You dont like vegetables. 3. He likes vegetables. He doesnt like vegetables. 第8页/共14页 6. They go to school. They dont

4、go to school. 4. We go to school. We dont go to school. 5. You go to school. You dont go to school. 第9页/共14页 I/You/We/They/ The students 非第三人称单数非第三人称单数 +dont + 动词原形 动词原形+其其 它它 He/She/It My father 第三人称单数第三人称单数 + doesnt +动词原形动词原形+其它其它 构成： 第10页/共14页 1. 否定句中and要变为or 2. 否定句中some要变为any He can sing and dance. He cant sing or dance. He has some bread and juice. He doesnt have any bread or juice. 第11页/共14页 I dont want any lamb. 2. He wants some lamb. He doesnt want any lamb. 第12页/共14页 有能有是加n