【英语语法】肯定变否定

postive —> negative

Lesson 1

We use (not/n't) in negative sentences(在否定句中使用)

例子:                                               

  • am (肯定)am not ('m not)(否定)             
  • is  (肯定)is not(isn't or 's not)(否定) 
  • are not (肯定)(aren't 're not) (否定

例句:

  I'm not tired .我不累

  It isn't raining . 没有下雨。

  They aren't here.没有下雨。

lesson 2

don't /doesn't/didn't

present : l /we/you/they  don't 

            

    :he/she/it dosen't   

past:

    :l/they/he/she etc. : didn't 

 

posted @ 2022-04-20 21:12  andy_zheng  阅读(380)  评论(0编辑  收藏  举报