Cross! / Don't cross!
Cross.
Don't U-turn! / Turn in U.
Don't U-turn!
Turn right. / Don't turn right.
Don 't turn right.
Stop! / Walk.
Stop!
Don't smoke here. / You can smoke here.
Don't smoke here.
Talk. / Don't use your cell phone when driving.
Don't use your cell phone when driving.
Turn right ahead. / Don't turn right.
Turn right ahead.
Cross the pedestrian path. / Don't cross the pedestrian path.
Cross the pedestrian path.
Park here. / Don't park.
Don't park.
Park here. / Don't park here.
Park here.
Walk. / Don't walk.
Don't walk.