I walked didn't yesterday.
I didn't walked yesterday.
didn't You pizza eat
You didn't eat pizza.
My father work didn't.
My father didn't work.
didn't cook They.
They didn't cook.
didn't She take pictures.
She didn't take pictures.
didn't My sister cry
My sister didn't cry.
He make cookies didn't.
He didn't make cookies.
didn't go We to the park.
We didn't go to the park.
She ride didn't her bike
She didn't ride her bike.