Ответ:
- John has gone to visit his friend and hasn’t come back yet.
- He has gone to New York on business.
- He has gone and I forgot him.
- She has gone to visit her mother.
- Sally has gone to a better place.
- I know that she has been busy.
- My life here has been perfect.
- For the last five years, he has been the best doctor.
- John has been in love for 20 years.
- He has been in close contact with all relatives fot the last 5 years.