Present Perfect Continuous Forms

Positive	Negative	Question
I have been sleeping. You have been sleeping. We have been sleeping. They have been sleeping. He has been sleeping. She has been sleeping. It has been sleeping.	I have not been sleeping. You have not been sleeping. We have not been sleeping. They have not been sleeping. He has not been sleeping. She has not been sleeping. It has not been sleeping.	Have I been sleeping? Have you been sleeping? Have we been sleeping? Have they been sleeping? Has he been sleeping? Has she been sleeping? Has it been sleeping?