do not和did not哪一个是didn‘t的原形
do not和does not后的动词要改写成原形么
请问:Didn't you cook?和Did you not cook.意思有什么区别?
why did you not work 和why didn't you work意思一样吗
did not 跟didn't有什么区别?
didn't finish和have not finish的区别
I didn‘t promise to do 和I promised not to do 有什么不一样
used not do和didn't used to do有什么区别
didn`t need to do 和need not to do区别
don't和do not的区别
I didn't do as well in math as in science.和I learnt math not
why not 是加to do sth. 还是 动词原形
看美剧英剧经常碰到“我什么都没说”I did not say nothing,这句话和I didn't say anyt