English verb conjugation
COULD ACCREDIT

Regular verb: accredit - accredited - accredited

Affirmation

Simple form	V-ing form
I could accredit you could accredit he could accredit we could accredit you could accredit they could accredit	I could be accrediting you could be accrediting he could be accrediting we could be accrediting you could be accrediting they could be accrediting
Perfect	V-ing perfect
I could have accredited you could have accredited he could have accredited we could have accredited you could have accredited they could have accredited	I could have been accrediting you could have been accrediting he could have been accrediting we could have been accrediting you could have been accrediting they could have been accrediting

Negation

Simple form	V-ing form
I couldn't accredit you couldn't accredit he couldn't accredit we couldn't accredit you couldn't accredit they couldn't accredit	I couldn't be accrediting you couldn't be accrediting he couldn't be accrediting we couldn't be accrediting you couldn't be accrediting they couldn't be accrediting
Perfect	V-ing perfect
I couldn't have accredited you couldn't have accredited he couldn't have accredited we couldn't have accredited you couldn't have accredited they couldn't have accredited	I couldn't have been accrediting you couldn't have been accrediting he couldn't have been accrediting we couldn't have been accrediting you couldn't have been accrediting they couldn't have been accrediting

Interrogative form

Simple form	V-ing form
could I accredit? could you accredit? could he accredit? could we accredit? could you accredit? could they accredit?	could I be accrediting? could you be accrediting? could he be accrediting? could we be accrediting? could you be accrediting? could they be accrediting?
Perfect	V-ing perfect
could I have accredited? could you have accredited? could he have accredited? could we have accredited? could you have accredited? could they have accredited?	could I have been accrediting? could you have been accrediting? could he have been accrediting? could we have been accrediting? could you have been accrediting? could they have been accrediting?

Interro-negative form

Simple form	V-ing form
couldn't I accredit? couldn't you accredit? couldn't he accredit? couldn't we accredit? couldn't you accredit? couldn't they accredit?	couldn't I be accrediting? couldn't you be accrediting? couldn't he be accrediting? couldn't we be accrediting? couldn't you be accrediting? couldn't they be accrediting?
Perfect	V-ing perfect
couldn't I have accredited? couldn't you have accredited? couldn't he have accredited? couldn't we have accredited? couldn't you have accredited? couldn't they have accredited?	couldn't I have been accrediting? couldn't you have been accrediting? couldn't he have been accrediting? couldn't we have been accrediting? couldn't you have been accrediting? couldn't they have been accrediting?