I can accredit you can accredit he can accredit we can accredit you can accredit they can accredit
V-ing form
I can be accrediting you can be accrediting he can be accrediting we can be accrediting you can be accrediting they can be accrediting
Perfect
I can have accredited you can have accredited he can have accredited we can have accredited you can have accredited they can have accredited
V-ing perfect
I can have been accrediting you can have been accrediting he can have been accrediting we can have been accrediting you can have been accrediting they can have been accrediting
Negation
Simple form
I cannot accredit you cannot accredit he cannot accredit we cannot accredit you cannot accredit they cannot accredit
V-ing form
I cannot be accrediting you cannot be accrediting he cannot be accrediting we cannot be accrediting you cannot be accrediting they cannot be accrediting
Perfect
I cannot have accredited you cannot have accredited he cannot have accredited we cannot have accredited you cannot have accredited they cannot have accredited
V-ing perfect
I cannot have been accrediting you cannot have been accrediting he cannot have been accrediting we cannot have been accrediting you cannot have been accrediting they cannot have been accrediting
Interrogative form
Simple form
can I accredit? can you accredit? can he accredit? can we accredit? can you accredit? can they accredit?
V-ing form
can I be accrediting? can you be accrediting? can he be accrediting? can we be accrediting? can you be accrediting? can they be accrediting?
Perfect
can I have accredited? can you have accredited? can he have accredited? can we have accredited? can you have accredited? can they have accredited?
V-ing perfect
can I have been accrediting? can you have been accrediting? can he have been accrediting? can we have been accrediting? can you have been accrediting? can they have been accrediting?
Interro-negative form
Simple form
can I not accredit? can you not accredit? can he not accredit? can we not accredit? can you not accredit? can they not accredit?
V-ing form
can I not be accrediting? can you not be accrediting? can he not be accrediting? can we not be accrediting? can you not be accrediting? can they not be accrediting?
Perfect
can I not have accredited? can you not have accredited? can he not have accredited? can we not have accredited? can you not have accredited? can they not have accredited?
V-ing perfect
can I not have been accrediting? can you not have been accrediting? can he not have been accrediting? can we not have been accrediting? can you not have been accrediting? can they not have been accrediting?