I could preannounce you could preannounce he could preannounce we could preannounce you could preannounce they could preannounce
Forme en V-ing
I could be preannouncing you could be preannouncing he could be preannouncing we could be preannouncing you could be preannouncing they could be preannouncing
Perfect
I could have preannounced you could have preannounced he could have preannounced we could have preannounced you could have preannounced they could have preannounced
Perfect en V-ing
I could have been preannouncing you could have been preannouncing he could have been preannouncing we could have been preannouncing you could have been preannouncing they could have been preannouncing
Négation
Forme simple
I couldn't preannounce you couldn't preannounce he couldn't preannounce we couldn't preannounce you couldn't preannounce they couldn't preannounce
Forme en V-ing
I couldn't be preannouncing you couldn't be preannouncing he couldn't be preannouncing we couldn't be preannouncing you couldn't be preannouncing they couldn't be preannouncing
Perfect
I couldn't have preannounced you couldn't have preannounced he couldn't have preannounced we couldn't have preannounced you couldn't have preannounced they couldn't have preannounced
Perfect en V-ing
I couldn't have been preannouncing you couldn't have been preannouncing he couldn't have been preannouncing we couldn't have been preannouncing you couldn't have been preannouncing they couldn't have been preannouncing
Forme interrogative
Forme simple
could I preannounce? could you preannounce? could he preannounce? could we preannounce? could you preannounce? could they preannounce?
Forme en V-ing
could I be preannouncing? could you be preannouncing? could he be preannouncing? could we be preannouncing? could you be preannouncing? could they be preannouncing?
Perfect
could I have preannounced? could you have preannounced? could he have preannounced? could we have preannounced? could you have preannounced? could they have preannounced?
Perfect en V-ing
could I have been preannouncing? could you have been preannouncing? could he have been preannouncing? could we have been preannouncing? could you have been preannouncing? could they have been preannouncing?
Forme interro-négative
Forme simple
couldn't I preannounce? couldn't you preannounce? couldn't he preannounce? couldn't we preannounce? couldn't you preannounce? couldn't they preannounce?
Forme en V-ing
couldn't I be preannouncing? couldn't you be preannouncing? couldn't he be preannouncing? couldn't we be preannouncing? couldn't you be preannouncing? couldn't they be preannouncing?
Perfect
couldn't I have preannounced? couldn't you have preannounced? couldn't he have preannounced? couldn't we have preannounced? couldn't you have preannounced? couldn't they have preannounced?
Perfect en V-ing
couldn't I have been preannouncing? couldn't you have been preannouncing? couldn't he have been preannouncing? couldn't we have been preannouncing? couldn't you have been preannouncing? couldn't they have been preannouncing?