I am tired. I am not tired. Am I tired? I am going to the store. I am not going to the store. Am I going to the store? She is busy. She is not busy. Is she busy? They are studying. They are not studying. Are they studying? The dog is sleeping. The dog is not sleeping. Is the dog sleeping?
I am tired. I am not tired. Am I tired? I am going to the store. I am not going to the store. Am I going to the store? She is busy. She is not busy. Is she busy? They are studying. They are not studying. Are they studying? The dog is sleeping. The dog is not sleeping. Is the dog sleeping?