English verb conjugation
CAN SUBJECT

Regular verb: subject - subjected - subjected

Affirmation

Simple form	V-ing form
I can subject you can subject she can subject we can subject you can subject they can subject	I can be subjecting you can be subjecting she can be subjecting we can be subjecting you can be subjecting they can be subjecting
Perfect	V-ing perfect
I can have subjected you can have subjected she can have subjected we can have subjected you can have subjected they can have subjected	I can have been subjecting you can have been subjecting she can have been subjecting we can have been subjecting you can have been subjecting they can have been subjecting

Negation

Simple form	V-ing form
I can't subject you can't subject she can't subject we can't subject you can't subject they can't subject	I can't be subjecting you can't be subjecting she can't be subjecting we can't be subjecting you can't be subjecting they can't be subjecting
Perfect	V-ing perfect
I can't have subjected you can't have subjected she can't have subjected we can't have subjected you can't have subjected they can't have subjected	I can't have been subjecting you can't have been subjecting she can't have been subjecting we can't have been subjecting you can't have been subjecting they can't have been subjecting

Interrogative form

Simple form	V-ing form
can I subject? can you subject? can she subject? can we subject? can you subject? can they subject?	can I be subjecting? can you be subjecting? can she be subjecting? can we be subjecting? can you be subjecting? can they be subjecting?
Perfect	V-ing perfect
can I have subjected? can you have subjected? can she have subjected? can we have subjected? can you have subjected? can they have subjected?	can I have been subjecting? can you have been subjecting? can she have been subjecting? can we have been subjecting? can you have been subjecting? can they have been subjecting?

Interro-negative form

Simple form	V-ing form
can't I subject? can't you subject? can't she subject? can't we subject? can't you subject? can't they subject?	can't I be subjecting? can't you be subjecting? can't she be subjecting? can't we be subjecting? can't you be subjecting? can't they be subjecting?
Perfect	V-ing perfect
can't I have subjected? can't you have subjected? can't she have subjected? can't we have subjected? can't you have subjected? can't they have subjected?	can't I have been subjecting? can't you have been subjecting? can't she have been subjecting? can't we have been subjecting? can't you have been subjecting? can't they have been subjecting?