PRESENT PERFECT PROGRESSIVE

AFFIRMATIVE 
- I have been working in this restaurant for ten years 
- (He estado trabajando en este restaurante por diez años)
- She has been telling people not to go to that shop
- (Ella le ha estado diciendo a la gente que no entre en esa tienda)
- They have been walking in the park for an hour 
- (Ellos han estado caminando en el parque por una hora)
- James has been calling you all morning 
- (James te ha estado llamando toda la mañana)  

NEGATIVE
- I have not been working in this restaurant for ten years - (No he estado trabajando en este restaurante por diez años)
- She has not been telling people not to go to that shop - (Ella no le ha estado diciendo a la gente que no vaya a esa tienda)
- They have not been walking in the park for an hour - (Ellos no han estado caminando en el parque por una hora)

INTERROGATIVE
- I have been working in this restaurant for ten years --> Have you been working in this restaurant for ten years?
- They have not been walking in the park for an hour --> Haven't they been walking in the park for an hour?
- She has been telling people not to go to that shop --> Has she been telling people not to go to that shop?