Do you know the 
answer? Yes, I do.

Do you understand? No, 
I don't.

Does she read a lot? 
Yes, she does.

Does Paul listen to jazz? 
No, he doesn't.

Do you like travelling? 
Yes, we do.

Do you live here? No, 
we don't.

Do they like winter? Yes, 
they do.

Do students like school? 
No, they don't.

Did I help you? Yes, you 
did.

Did I disturb you? No, 
you didn't.

Did you do it? Yes, I did.

Did you know that? No, I 
didn't.

Did we pass the exam? 
Yes, we did.

Did you watch the film 
yesterday? No, we didn't.

Did they get married in 
the end? Yes, they did.