I can revolve you can revolve he can revolve we can revolve you can revolve they can revolve
V-ing form
I can be revolving you can be revolving he can be revolving we can be revolving you can be revolving they can be revolving
Perfect
I can have revolved you can have revolved he can have revolved we can have revolved you can have revolved they can have revolved
V-ing perfect
I can have been revolving you can have been revolving he can have been revolving we can have been revolving you can have been revolving they can have been revolving
Negation
Simple form
I can't revolve you can't revolve he can't revolve we can't revolve you can't revolve they can't revolve
V-ing form
I can't be revolving you can't be revolving he can't be revolving we can't be revolving you can't be revolving they can't be revolving
Perfect
I can't have revolved you can't have revolved he can't have revolved we can't have revolved you can't have revolved they can't have revolved
V-ing perfect
I can't have been revolving you can't have been revolving he can't have been revolving we can't have been revolving you can't have been revolving they can't have been revolving
Interrogative form
Simple form
can I revolve? can you revolve? can he revolve? can we revolve? can you revolve? can they revolve?
V-ing form
can I be revolving? can you be revolving? can he be revolving? can we be revolving? can you be revolving? can they be revolving?
Perfect
can I have revolved? can you have revolved? can he have revolved? can we have revolved? can you have revolved? can they have revolved?
V-ing perfect
can I have been revolving? can you have been revolving? can he have been revolving? can we have been revolving? can you have been revolving? can they have been revolving?
Interro-negative form
Simple form
can't I revolve? can't you revolve? can't he revolve? can't we revolve? can't you revolve? can't they revolve?
V-ing form
can't I be revolving? can't you be revolving? can't he be revolving? can't we be revolving? can't you be revolving? can't they be revolving?
Perfect
can't I have revolved? can't you have revolved? can't he have revolved? can't we have revolved? can't you have revolved? can't they have revolved?
V-ing perfect
can't I have been revolving? can't you have been revolving? can't he have been revolving? can't we have been revolving? can't you have been revolving? can't they have been revolving?