A) Does your brother play the piano?
Yes, he is.
How long he does?
He play for three years.
B) Does you have temperature?
Yes, I have.
How long have you?
I've for two hours.
C) Does Mary live in Italy?
Yes, she is.
And how long she live in Italy?
Since she got a job there.
D) Does Rob interested in French history?
Yes, he is interested in French history.
Since when?
Since he visited Paris.
