It's all about tense:
1) A: Where do you work?
B: Well, normally I work in Berlin, but I working in Stuttgart at the moment.
2) A: Do you know Jake?
B: Yes, we knowing each other for a few years.
3) A: Do you lived in London? B: Yes, I do.
Actually, I have lived there all my life.
4) A: Jameela's busy at the moment.
She has a piano lesson.
B: Oh yes, of course.
She has one every Wednesday.
5) A: Do you have emailed Andy yet?
B: I'm emailing him right now, actually.
6) A: How many Facebook friends do you have? B: Not many.
I think I have about fifty or sixty.
7) A: I'm looking for my phone.
B: Do you looked in the kitchen?
I think I saw it in there a few minutes ago.
8) A: You don't see Karen quite often, don't you?
B: Usually, yes.
But I see her for a few weeks now.
9) A: I'm reading a great book at the moment- Tribal Life by Bruce James.
Do you read it?
B: No, but I'm reading another one of his books.