I could absent you could absent he could absent we could absent you could absent they could absent
V-ing form
I could be absenting you could be absenting he could be absenting we could be absenting you could be absenting they could be absenting
Perfect
I could have absented you could have absented he could have absented we could have absented you could have absented they could have absented
V-ing perfect
I could have been absenting you could have been absenting he could have been absenting we could have been absenting you could have been absenting they could have been absenting
Negation
Simple form
I could not absent you could not absent he could not absent we could not absent you could not absent they could not absent
V-ing form
I could not be absenting you could not be absenting he could not be absenting we could not be absenting you could not be absenting they could not be absenting
Perfect
I could not have absented you could not have absented he could not have absented we could not have absented you could not have absented they could not have absented
V-ing perfect
I could not have been absenting you could not have been absenting he could not have been absenting we could not have been absenting you could not have been absenting they could not have been absenting
Interrogative form
Simple form
could I absent? could you absent? could he absent? could we absent? could you absent? could they absent?
V-ing form
could I be absenting? could you be absenting? could he be absenting? could we be absenting? could you be absenting? could they be absenting?
Perfect
could I have absented? could you have absented? could he have absented? could we have absented? could you have absented? could they have absented?
V-ing perfect
could I have been absenting? could you have been absenting? could he have been absenting? could we have been absenting? could you have been absenting? could they have been absenting?
Interro-negative form
Simple form
could I not absent? could you not absent? could he not absent? could we not absent? could you not absent? could they not absent?
V-ing form
could I not be absenting? could you not be absenting? could he not be absenting? could we not be absenting? could you not be absenting? could they not be absenting?
Perfect
could I not have absented? could you not have absented? could he not have absented? could we not have absented? could you not have absented? could they not have absented?
V-ing perfect
could I not have been absenting? could you not have been absenting? could he not have been absenting? could we not have been absenting? could you not have been absenting? could they not have been absenting?