помогите с заданием нужно сделать вопросительные и отрицательные предложения используя The Present Perfect Tense
1. — They’ve just bought a new car. —_____________________
2. — Barbara has moved into a new flat—_____________________
3. — I have passed the exam. —_____________________
4. — David has grown a beard. —_____________________
5. — Michael has just returned from America. —___________________ _
6. — He has just given up smoking. —_____________________
7. — We’ve bought a dog. —_____________________
8. — Nick has already fed his rabbit. —_____________________

1. — They’ve just bought a new car. They haven't just bought a new car. Have they just bought a new car?

2. — Barbara has moved into a new flat— Barbara hasn't moved into a new flat. Has Barbara moved into a new flat?

3. — I have passed the exam. I haven't passed the exam. Have I passed the exam?

4. — David has grown a beard. — David hasn't grown a beard. Has David grown a beard?

5. — Michael has just returned from America. — Michael hasn't just returned from America. Has Michael just returned from America?

6. — He has just given up smoking. — He hasn't just given up smoking. Has he just given up smoking?

7. — We’ve bought a dog. We haven't bought a dog. Have we bought a dog?

8. — Nick has already fed his rabbit. Has Nick already fed his rabbit? Nick hasn't already fed his rabbit.