I can originate you can originate he can originate we can originate you can originate they can originate
V-ing form
I can be originating you can be originating he can be originating we can be originating you can be originating they can be originating
Perfect
I can have originated you can have originated he can have originated we can have originated you can have originated they can have originated
V-ing perfect
I can have been originating you can have been originating he can have been originating we can have been originating you can have been originating they can have been originating
Negation
Simple form
I can't originate you can't originate he can't originate we can't originate you can't originate they can't originate
V-ing form
I can't be originating you can't be originating he can't be originating we can't be originating you can't be originating they can't be originating
Perfect
I can't have originated you can't have originated he can't have originated we can't have originated you can't have originated they can't have originated
V-ing perfect
I can't have been originating you can't have been originating he can't have been originating we can't have been originating you can't have been originating they can't have been originating
Interrogative form
Simple form
can I originate? can you originate? can he originate? can we originate? can you originate? can they originate?
V-ing form
can I be originating? can you be originating? can he be originating? can we be originating? can you be originating? can they be originating?
Perfect
can I have originated? can you have originated? can he have originated? can we have originated? can you have originated? can they have originated?
V-ing perfect
can I have been originating? can you have been originating? can he have been originating? can we have been originating? can you have been originating? can they have been originating?
Interro-negative form
Simple form
can't I originate? can't you originate? can't he originate? can't we originate? can't you originate? can't they originate?
V-ing form
can't I be originating? can't you be originating? can't he be originating? can't we be originating? can't you be originating? can't they be originating?
Perfect
can't I have originated? can't you have originated? can't he have originated? can't we have originated? can't you have originated? can't they have originated?
V-ing perfect
can't I have been originating? can't you have been originating? can't he have been originating? can't we have been originating? can't you have been originating? can't they have been originating?