1.It is so stuffy in this room. Why haven’t you opened the window?
Oh, sorry, I forgot about it.
2. Did you put on your uniform yesterday?
No, I didn’t.
3. Did you count the exercise books yesterday at the lesson of History?
Yes,I did.
4. Would you like to live in the village?
No, I wouldn’t.
5. Have you already cleaned the board?
No, I haven’t.
6. Have you already watched this news cartoon?
Yes, I have.