(-) Smoke
Don't smoke!
(-) Step the grass!
Don't step the grass!
(+) Vegetables
Eat vegetables.
(+)
Be quiet!
(+)
Come in
(+)
Stand up!
(+)
Sit down!
(+)
Wake up at 6 am.
(-)
Don't eat and drink
(-) Cross the street.
Don't cross the street.
(-) Listen to her!
Don't listen to her.
(-) Turn it off.
Don't turn it off.
