I can occlude you can occlude she can occlude we can occlude you can occlude they can occlude
V-ing form
I can be occluding you can be occluding she can be occluding we can be occluding you can be occluding they can be occluding
Perfect
I can have occluded you can have occluded she can have occluded we can have occluded you can have occluded they can have occluded
V-ing perfect
I can have been occluding you can have been occluding she can have been occluding we can have been occluding you can have been occluding they can have been occluding
Negation
Simple form
I can't occlude you can't occlude she can't occlude we can't occlude you can't occlude they can't occlude
V-ing form
I can't be occluding you can't be occluding she can't be occluding we can't be occluding you can't be occluding they can't be occluding
Perfect
I can't have occluded you can't have occluded she can't have occluded we can't have occluded you can't have occluded they can't have occluded
V-ing perfect
I can't have been occluding you can't have been occluding she can't have been occluding we can't have been occluding you can't have been occluding they can't have been occluding
Interrogative form
Simple form
can I occlude? can you occlude? can she occlude? can we occlude? can you occlude? can they occlude?
V-ing form
can I be occluding? can you be occluding? can she be occluding? can we be occluding? can you be occluding? can they be occluding?
Perfect
can I have occluded? can you have occluded? can she have occluded? can we have occluded? can you have occluded? can they have occluded?
V-ing perfect
can I have been occluding? can you have been occluding? can she have been occluding? can we have been occluding? can you have been occluding? can they have been occluding?
Interro-negative form
Simple form
can't I occlude? can't you occlude? can't she occlude? can't we occlude? can't you occlude? can't they occlude?
V-ing form
can't I be occluding? can't you be occluding? can't she be occluding? can't we be occluding? can't you be occluding? can't they be occluding?
Perfect
can't I have occluded? can't you have occluded? can't she have occluded? can't we have occluded? can't you have occluded? can't they have occluded?
V-ing perfect
can't I have been occluding? can't you have been occluding? can't she have been occluding? can't we have been occluding? can't you have been occluding? can't they have been occluding?