I do my homework 改为否定句 She does her homework 改为否定句 为什么这样改

题目

I do my homework 改为否定句 She does her homework 改为否定句 为什么这样改

答案

I do my homework 否定句：I don't do my homework .She does her homework否定句：She doesn't do her homework. do 的用法,用于主语第一 二人称,意思是“做."(主语可以是I you ）does的用法,用于主语第三人称单...