I can accept you can accept she can accept we can accept you can accept they can accept
V-ing form
I can be accepting you can be accepting she can be accepting we can be accepting you can be accepting they can be accepting
Perfect
I can have accepted you can have accepted she can have accepted we can have accepted you can have accepted they can have accepted
V-ing perfect
I can have been accepting you can have been accepting she can have been accepting we can have been accepting you can have been accepting they can have been accepting
Negation
Simple form
I cannot accept you cannot accept she cannot accept we cannot accept you cannot accept they cannot accept
V-ing form
I cannot be accepting you cannot be accepting she cannot be accepting we cannot be accepting you cannot be accepting they cannot be accepting
Perfect
I cannot have accepted you cannot have accepted she cannot have accepted we cannot have accepted you cannot have accepted they cannot have accepted
V-ing perfect
I cannot have been accepting you cannot have been accepting she cannot have been accepting we cannot have been accepting you cannot have been accepting they cannot have been accepting
Interrogative form
Simple form
can I accept? can you accept? can she accept? can we accept? can you accept? can they accept?
V-ing form
can I be accepting? can you be accepting? can she be accepting? can we be accepting? can you be accepting? can they be accepting?
Perfect
can I have accepted? can you have accepted? can she have accepted? can we have accepted? can you have accepted? can they have accepted?
V-ing perfect
can I have been accepting? can you have been accepting? can she have been accepting? can we have been accepting? can you have been accepting? can they have been accepting?
Interro-negative form
Simple form
can I not accept? can you not accept? can she not accept? can we not accept? can you not accept? can they not accept?
V-ing form
can I not be accepting? can you not be accepting? can she not be accepting? can we not be accepting? can you not be accepting? can they not be accepting?
Perfect
can I not have accepted? can you not have accepted? can she not have accepted? can we not have accepted? can you not have accepted? can they not have accepted?
V-ing perfect
can I not have been accepting? can you not have been accepting? can she not have been accepting? can we not have been accepting? can you not have been accepting? can they not have been accepting?