1) How long have you been wearing these shoes? - I have been wearing these shoes for more than 3 weeks. 2) How long have you known your friend? - I have known my friend since I was 4 3) How long has she been living in this area? - She has been living in this area since 2003 4) How long have they been studying English? - They have been studying English for 5 years 5) How long have you been being at this school? - I have been being in this school for 9 years 6) How long has she been swimming in the swimming pool? - She has been swimming in the swimming pool for 2 hours already!
7) How long have you been watching that movie? - I have been watching that movie for one hour 8) How long have you been reading this book? - I have been reading this book since last week 9) How long has he been doing his homework? - He has been doing his homework for 3 hours
