I have been working in this office for 10 years
My friend has been playing the piano since 6 years.
The gardener has been picking up apples for 3 hours.
We have been waiting for you since 2 o'clock.
They haven't been swimming in the swimming pool since last Friday.
My mother has been cooking dinner since morning.
1. We have been learning English for 5 years.
2. He has been standing outside for hours.
3. It has been raining for a week.
1. I have been doing my homework since 3 o’clock.
2. She has been reading a new book since the morning.
3. They have been waiting for his call since the day before yesterday.
