1. Do you like..., Yes, I do.
2. Are these..., No, they aren't, They are...
3. Does James..., No, he doesn't.
4. Is Kirsty..., No, she isn't.
5. Are you..., Yes, I am..., job is...
6. I don't..., it is...
7. Does George..., No, he doesn't, but Jack does.
Do/does - используются в Pr.Simple.
Does - he, she, it; do - для остальных.
Am/is/are - формы от to be.
Am - I; is - he, shr, it; are - you, we, they, You.
Don't, doesn't, isn't... - используются для отрицания.