Tests on the past tences use​

1. We are going to go to Italy in three weeks.
- We aren't going to go to Italy in three weeks.
- Are we going to go to Italy in three weeks?
2. Henry helped me write an essay yesterday.
- Henry didn't help me write an essay yesterday.
- Did Henry help me write an essay yesterday?
3. My aunt works in a kindergarten.
- My aunt doesn't work in kindergarten.
- Does my aunt work in kindergarten?
4. Her brother has already cleaned his boots.
- Her brother hasn't already cleaned his boots.
- Has his brother already cleaned his boots?
(на счет 4-го я не очень уверена)
5. Their friend are traveling by sea now.
- Their friend aren't traveling by sea now.
- Are their friend traveling by sea now?
6. They have never been in France.
- Have they ever been in France?
- на счет отрицательного не знаю

Надеюсь я хоть чем то