I could issue you could issue he could issue we could issue you could issue they could issue
Forme en V-ing
I could be issuing you could be issuing he could be issuing we could be issuing you could be issuing they could be issuing
Perfect
I could have issued you could have issued he could have issued we could have issued you could have issued they could have issued
Perfect en V-ing
I could have been issuing you could have been issuing he could have been issuing we could have been issuing you could have been issuing they could have been issuing
Négation
Forme simple
I could not issue you could not issue he could not issue we could not issue you could not issue they could not issue
Forme en V-ing
I could not be issuing you could not be issuing he could not be issuing we could not be issuing you could not be issuing they could not be issuing
Perfect
I could not have issued you could not have issued he could not have issued we could not have issued you could not have issued they could not have issued
Perfect en V-ing
I could not have been issuing you could not have been issuing he could not have been issuing we could not have been issuing you could not have been issuing they could not have been issuing
Forme interrogative
Forme simple
could I issue? could you issue? could he issue? could we issue? could you issue? could they issue?
Forme en V-ing
could I be issuing? could you be issuing? could he be issuing? could we be issuing? could you be issuing? could they be issuing?
Perfect
could I have issued? could you have issued? could he have issued? could we have issued? could you have issued? could they have issued?
Perfect en V-ing
could I have been issuing? could you have been issuing? could he have been issuing? could we have been issuing? could you have been issuing? could they have been issuing?
Forme interro-négative
Forme simple
could I not issue? could you not issue? could he not issue? could we not issue? could you not issue? could they not issue?
Forme en V-ing
could I not be issuing? could you not be issuing? could he not be issuing? could we not be issuing? could you not be issuing? could they not be issuing?
Perfect
could I not have issued? could you not have issued? could he not have issued? could we not have issued? could you not have issued? could they not have issued?
Perfect en V-ing
could I not have been issuing? could you not have been issuing? could he not have been issuing? could we not have been issuing? could you not have been issuing? could they not have been issuing?