Negatives:
I was not here. You were not nice to me yesterday. Tom was not in the right place. They were not pilots.
Mixed Interrogatives: Were you there at the restaurant, my friend? Aren't they gone, yet? Was she your teacher? Was I a good guy when I told you to leave?
Affirmatives: My teach was a very kind person. Your dog was funny, I liked it. Her question was difficult. They were at the seaside last summer.