You stood up, when I came in. (make it negative)
You didn't stand up, when I came in.
She wore that dress last week. (make it question)
Did she wear that dress last week?
I had pizza for lunch. (make it negative)
I didn't have pizza for lunch.
She had burger for lunch. (make it question)
Did she have burger for lunch?
He read that book. (make it question)
Did he read that book?
You went to school. (make it question)
Did you go to school?
He read that book. (make it negative)
He didn't read that book.
You said something. (make it question)
Did you say something?
He saw his teacher. (make it question)
Did he see his teacher?
He saw his teacher. (make it negative)
He didn't see his teacher.
I thought that I would pass the test. (make it negative)
I didn't think that I would pass the test.
She made a cake. (make it negative)
She didn't make a cake.