I visited my grandparents in the countryside.变成否定句

问题描述:

I visited my grandparents in the countryside.变成否定句
I visited my grandparents in the countryside.
变成否定句:
一般疑问句:
肯定/否定回答:

I didn't visit my grandparents in the countryside
Did you visit your grandparents in the countryside?
Yes, I did
No, Ididn't