17 years
twenty 7 years
40
samba has been playing since the 1920s
Both could be correct. One is a question - How long have you been playing tennis? One is a statement - You have been playing tennis.
Well, They Have been playing all there Life.
They have been playing since the 1920's.
Allen Iverson been playing since,1996.
She has been playing for USA national team since 1996.
As long as ive been doing your mom
I have been playing for 15 years
The Angels have been playing baseball since1846.
He's been playing ever since he was a baby