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