1. (+) The girl often listens to pop music.

(-) The girl doesn't often listen to pop music.

(?) Does the girl often listen to pop music?

2. (+) I am from the capital of Vietnam, Ha Noi.

(-) I am not from the capital of Vietnam, Ha Noi.

(?) Are you from the capital of Vietnam, Ha Noi?

3. (+) My father keeps the greenhouse warm at night.

(-) My father doesn't keep the greenhouse warm at night.

(?) Does your father keep the greenhouse warm at night?

4. (+) Danny remembers to phone his father on Sunday.

(-) Danny doesn't remember to phone his father on Sunday.

(?) Does Danny remember to phone his father on Sunday?

5. (+) They do their homework after school.

(-) They don't do their homework after school.

(?) Do they do their homework after school?