I can subdivide you can subdivide she can subdivide we can subdivide you can subdivide they can subdivide
V-ing form
I can be subdividing you can be subdividing she can be subdividing we can be subdividing you can be subdividing they can be subdividing
Perfect
I can have subdivided you can have subdivided she can have subdivided we can have subdivided you can have subdivided they can have subdivided
V-ing perfect
I can have been subdividing you can have been subdividing she can have been subdividing we can have been subdividing you can have been subdividing they can have been subdividing
Negation
Simple form
I cannot subdivide you cannot subdivide she cannot subdivide we cannot subdivide you cannot subdivide they cannot subdivide
V-ing form
I cannot be subdividing you cannot be subdividing she cannot be subdividing we cannot be subdividing you cannot be subdividing they cannot be subdividing
Perfect
I cannot have subdivided you cannot have subdivided she cannot have subdivided we cannot have subdivided you cannot have subdivided they cannot have subdivided
V-ing perfect
I cannot have been subdividing you cannot have been subdividing she cannot have been subdividing we cannot have been subdividing you cannot have been subdividing they cannot have been subdividing
Interrogative form
Simple form
can I subdivide? can you subdivide? can she subdivide? can we subdivide? can you subdivide? can they subdivide?
V-ing form
can I be subdividing? can you be subdividing? can she be subdividing? can we be subdividing? can you be subdividing? can they be subdividing?
Perfect
can I have subdivided? can you have subdivided? can she have subdivided? can we have subdivided? can you have subdivided? can they have subdivided?
V-ing perfect
can I have been subdividing? can you have been subdividing? can she have been subdividing? can we have been subdividing? can you have been subdividing? can they have been subdividing?
Interro-negative form
Simple form
can I not subdivide? can you not subdivide? can she not subdivide? can we not subdivide? can you not subdivide? can they not subdivide?
V-ing form
can I not be subdividing? can you not be subdividing? can she not be subdividing? can we not be subdividing? can you not be subdividing? can they not be subdividing?
Perfect
can I not have subdivided? can you not have subdivided? can she not have subdivided? can we not have subdivided? can you not have subdivided? can they not have subdivided?
V-ing perfect
can I not have been subdividing? can you not have been subdividing? can she not have been subdividing? can we not have been subdividing? can you not have been subdividing? can they not have been subdividing?