改否定句：
1. Jack lives in a quiet place.
Jack _______ ________ in a quiet place.
2. I ate some apples in the morning.
I _______ _______ _______ apples in the morning.
3. I think you are right.
I _______ _______ you are right.
4. He studied very hard last year.
He ______ _______ very hard last year.
5. My teacher is drawing on the blackboard.
My teacher _______ _______ on the blackboard.
6. Close the door, please.
_______ _______ the door, please.
7. Jim can play basketball with me.
Jim _______ _______ basketball with me.
8. I have to get there before 8:00.
I _______ _______ ______ get there before 8:00.
