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