I can compel you can compel he can compel we can compel you can compel they can compel
V-ing form
I can be compelling you can be compelling he can be compelling we can be compelling you can be compelling they can be compelling
Perfect
I can have compelled you can have compelled he can have compelled we can have compelled you can have compelled they can have compelled
V-ing perfect
I can have been compelling you can have been compelling he can have been compelling we can have been compelling you can have been compelling they can have been compelling
Negation
Simple form
I can't compel you can't compel he can't compel we can't compel you can't compel they can't compel
V-ing form
I can't be compelling you can't be compelling he can't be compelling we can't be compelling you can't be compelling they can't be compelling
Perfect
I can't have compelled you can't have compelled he can't have compelled we can't have compelled you can't have compelled they can't have compelled
V-ing perfect
I can't have been compelling you can't have been compelling he can't have been compelling we can't have been compelling you can't have been compelling they can't have been compelling
Interrogative form
Simple form
can I compel? can you compel? can he compel? can we compel? can you compel? can they compel?
V-ing form
can I be compelling? can you be compelling? can he be compelling? can we be compelling? can you be compelling? can they be compelling?
Perfect
can I have compelled? can you have compelled? can he have compelled? can we have compelled? can you have compelled? can they have compelled?
V-ing perfect
can I have been compelling? can you have been compelling? can he have been compelling? can we have been compelling? can you have been compelling? can they have been compelling?
Interro-negative form
Simple form
can't I compel? can't you compel? can't he compel? can't we compel? can't you compel? can't they compel?
V-ing form
can't I be compelling? can't you be compelling? can't he be compelling? can't we be compelling? can't you be compelling? can't they be compelling?
Perfect
can't I have compelled? can't you have compelled? can't he have compelled? can't we have compelled? can't you have compelled? can't they have compelled?
V-ing perfect
can't I have been compelling? can't you have been compelling? can't he have been compelling? can't we have been compelling? can't you have been compelling? can't they have been compelling?