小学英语肯定变-否定句课件.ppt（纯ppt,可能不含音视频素材文件）

1、12否定句中否定句中andand，somesome与与anyany的用法的用法 情态动词情态动词cancan的否定的否定 Be Be动词的否定动词的否定3肯定变否定肯定变否定 肯变否，肯变否，so easyso easy，be canbe can后加后加notnot；遇到遇到and and 在句中，在句中，and and 变变or or 别忘记别忘记4构成：be+be+not I am a girl.I am a girl.I am a girl.I am a girl.not5 You are short.You are short.You are short.You are short.n

2、ot She is ugly.She is ugly.She is ugly.She is ugly.not6将下列句子改成否定句：将下列句子改成否定句：1.I am a student.1.I am a student.I am I am notnot a student.a student.I am a teacher.I am a teacher.7将下列句子改成否定句：将下列句子改成否定句：1.I am a boy.1.I am a boy.I am I am notnot a boy.a boy.I am a girl.I am a girl.8将下列句子改成否定句：将下列句子改成否

3、定句：1.He is my teacher.1.He is my teacher.He is He is notnot my teacher.my teacher.9将下列句子改成否定句：将下列句子改成否定句：1.1.They are good studentsThey are good students in my class.in my class.They are They are notnot good students good students in my class.in my class.104.My 4.My mothersmothers Miss Panda.Miss Pa

4、nda.My My mother ismother is Miss Panda.Miss Panda.My mother My mother is is notnot Mrs Wang.Mrs Wang.缩写：缩写：isnt 115.Were sad.5.Were sad.We We areare sad.sad.We We are notare not sad.sad.126.Kittys brothers five.6.Kittys brothers five.Kittys brother Kittys brother is is five.five.Kittys brother Kitt

5、ys brother is is notnot five.five.缩写：缩写：isnt 13can can 的用法的用法 can can 属于情态动词，一般表示属于情态动词，一般表示能能，can can 没有人称变化，不能单独使用，必没有人称变化，不能单独使用，必须后跟动词原形。须后跟动词原形。e.g.e.g.You/He/I You/He/I cancan hear the music.hear the music.I/She/You/He I/She/You/He cancan dance.dance.14 构成：构成：Can Can 句型的否定句：在句型的否定句：在can can 后加

6、后加not,not,其余部分不变。其余部分不变。can not=cantcan not=cant e.g.e.g.The birds can fly.The birds can fly.The birds The birds can notcan not fly.fly.Mary can dance.Mary can dance.Mary Mary cant cant dance.dance.15PracticePractice I can swim.I can swim.She can dance.She can dance.My mother can hear with her ears.

7、My mother can hear with her ears.Lucy and Linda can walk to school.Lucy and Linda can walk to school.My Dad can see some children in the My Dad can see some children in the garden.garden.16PracticePractice I can I can notnot swim.swim.She can She can not not dance.dance.My mother can My mother can n

8、otnot hear with her ears.hear with her ears.Lucy and Linda can Lucy and Linda can notnot walk to school.walk to school.My Dad can My Dad can not not see some children in the see some children in the garden.garden.171.否定句中and要变为or2.否定句中some要变为anyHe can sing and dance.He cant sing or dance.He has some bread and juice.He doesnt have any bread or juice.182022-12-1919