I can structuralize you can structuralize he can structuralize we can structuralize you can structuralize they can structuralize
V-ing form
I can be structuralizing you can be structuralizing he can be structuralizing we can be structuralizing you can be structuralizing they can be structuralizing
Perfect
I can have structuralized you can have structuralized he can have structuralized we can have structuralized you can have structuralized they can have structuralized
V-ing perfect
I can have been structuralizing you can have been structuralizing he can have been structuralizing we can have been structuralizing you can have been structuralizing they can have been structuralizing
Negation
Simple form
I can't structuralize you can't structuralize he can't structuralize we can't structuralize you can't structuralize they can't structuralize
V-ing form
I can't be structuralizing you can't be structuralizing he can't be structuralizing we can't be structuralizing you can't be structuralizing they can't be structuralizing
Perfect
I can't have structuralized you can't have structuralized he can't have structuralized we can't have structuralized you can't have structuralized they can't have structuralized
V-ing perfect
I can't have been structuralizing you can't have been structuralizing he can't have been structuralizing we can't have been structuralizing you can't have been structuralizing they can't have been structuralizing
Interrogative form
Simple form
can I structuralize? can you structuralize? can he structuralize? can we structuralize? can you structuralize? can they structuralize?
V-ing form
can I be structuralizing? can you be structuralizing? can he be structuralizing? can we be structuralizing? can you be structuralizing? can they be structuralizing?
Perfect
can I have structuralized? can you have structuralized? can he have structuralized? can we have structuralized? can you have structuralized? can they have structuralized?
V-ing perfect
can I have been structuralizing? can you have been structuralizing? can he have been structuralizing? can we have been structuralizing? can you have been structuralizing? can they have been structuralizing?
Interro-negative form
Simple form
can't I structuralize? can't you structuralize? can't he structuralize? can't we structuralize? can't you structuralize? can't they structuralize?
V-ing form
can't I be structuralizing? can't you be structuralizing? can't he be structuralizing? can't we be structuralizing? can't you be structuralizing? can't they be structuralizing?
Perfect
can't I have structuralized? can't you have structuralized? can't he have structuralized? can't we have structuralized? can't you have structuralized? can't they have structuralized?
V-ing perfect
can't I have been structuralizing? can't you have been structuralizing? can't he have been structuralizing? can't we have been structuralizing? can't you have been structuralizing? can't they have been structuralizing?