1. How long have you been living here?
2. I have been living in this street for five years.
3. My father looks tired. He has been digging in the garden.
4. What have you been studying lately? - OK
5. John has been reading that book for the past four days.
6. Nick has been studying for two straight hours.
7. My eyes are red because I have been crying. - OK
8. Right now Nick is taking a nap.