English verb conjugation
COULD ACCEDE

Regular verb: accede - acceded - acceded

Affirmation

Simple form	V-ing form
I could accede you could accede he could accede we could accede you could accede they could accede	I could be acceding you could be acceding he could be acceding we could be acceding you could be acceding they could be acceding
Perfect	V-ing perfect
I could have acceded you could have acceded he could have acceded we could have acceded you could have acceded they could have acceded	I could have been acceding you could have been acceding he could have been acceding we could have been acceding you could have been acceding they could have been acceding

Negation

Simple form	V-ing form
I couldn't accede you couldn't accede he couldn't accede we couldn't accede you couldn't accede they couldn't accede	I couldn't be acceding you couldn't be acceding he couldn't be acceding we couldn't be acceding you couldn't be acceding they couldn't be acceding
Perfect	V-ing perfect
I couldn't have acceded you couldn't have acceded he couldn't have acceded we couldn't have acceded you couldn't have acceded they couldn't have acceded	I couldn't have been acceding you couldn't have been acceding he couldn't have been acceding we couldn't have been acceding you couldn't have been acceding they couldn't have been acceding

Interrogative form

Simple form	V-ing form
could I accede? could you accede? could he accede? could we accede? could you accede? could they accede?	could I be acceding? could you be acceding? could he be acceding? could we be acceding? could you be acceding? could they be acceding?
Perfect	V-ing perfect
could I have acceded? could you have acceded? could he have acceded? could we have acceded? could you have acceded? could they have acceded?	could I have been acceding? could you have been acceding? could he have been acceding? could we have been acceding? could you have been acceding? could they have been acceding?

Interro-negative form

Simple form	V-ing form
couldn't I accede? couldn't you accede? couldn't he accede? couldn't we accede? couldn't you accede? couldn't they accede?	couldn't I be acceding? couldn't you be acceding? couldn't he be acceding? couldn't we be acceding? couldn't you be acceding? couldn't they be acceding?
Perfect	V-ing perfect
couldn't I have acceded? couldn't you have acceded? couldn't he have acceded? couldn't we have acceded? couldn't you have acceded? couldn't they have acceded?	couldn't I have been acceding? couldn't you have been acceding? couldn't he have been acceding? couldn't we have been acceding? couldn't you have been acceding? couldn't they have been acceding?