1.What are you doing?
I am studying.
Have you been studying for a long time?
Yes, I have. I've been studing all night. = studying
2. What is Gary doing?
He is exercising.
Has he been exercising for a long time?
Yes, he has. He's been exercising all day.
3.What is Brenda doing?
She is waiting for the bus.
Has she been waiting for the bus for a long time?
Yes, she has. She's waiting for the bus all morning.
4.What are your perents doing.= parents
They are watching the news.
have they ben watching the news for a long time? = Have
Yes, they have. They have ben watching the news all day. = been
5.What is your car doing?
It's making strange noises.
Has it been making strange noises for a long time?
Yes, it has. It has ben making strange noises all afternoon.
6.What is Officer Lopez doing?
She is directing traffic.
Has she been directing traffic for a long time?
Yes, she has. She's ben directing traffic all evening.
7.What is Jim doing?
He is looking for his keys.
Has he been looking for his keys for a long time?
Yes, he has. He has been looking for his keys all day.
8.What you and your friends doing?
They are standing in line for concert tickets.
Have they been standing in line for concery tickets for a long time? = concert
Yes,they have. They have been standing in line for concert tickets all morning.

Very Good!!^^