Present Perfect:
1)They have gone.
2)He has come.
3)We have told them.
Present Perfect Continuous:
1)They have been waiting in the queue for two hours.
2)He has been reading the book for three hours.
3)She has been teaching English since 2006.
Present Perfect:
1)They have gone.
2)He has come.
3)We have told them.
Present Perfect Continuous:
1)They have been waiting in the queue for two hours.
2)He has been reading the book for three hours.
3)She has been teaching English since 2006.