I went to the zoo last Sunday.
I did not go to the zoo last Sunday.
Did you go to the zoo last Sunday?
She took the bus to school.
She did not took the bus to school.
Did she took the bus to school?
He was a student when he was twelve.
He was not a student when he was twelve.
Was he a student when he was twelve?
They were good friends.
They were not good friends.
Were they good friends?
Mike got a dog as a present.
Mike did not get a dog as a present.
Did Mike get dog as a present?
这个行不、、、、