Question

1. My father drinks a cup of coffee
(-)
(+)
2. They walk on the street.
(-)
(?)

Answer 1

- my father does not drink a cup of coffee.
? does my father drink a cup of coffee?

- they do not walk on the street.
? do they walk on the street?

Answer 2

1
(-) My father doesn't drink a cup of coffee
(?) Does my father drink a cup of coffee?
2
(-) they don't walk on the street
(?) do they walk on the street?