English verb conjugation
CAN RETORT

Regular verb: retort - retorted - retorted

Affirmation

Simple form	V-ing form
I can retort you can retort he can retort we can retort you can retort they can retort	I can be retorting you can be retorting he can be retorting we can be retorting you can be retorting they can be retorting
Perfect	V-ing perfect
I can have retorted you can have retorted he can have retorted we can have retorted you can have retorted they can have retorted	I can have been retorting you can have been retorting he can have been retorting we can have been retorting you can have been retorting they can have been retorting

Negation

Simple form	V-ing form
I can't retort you can't retort he can't retort we can't retort you can't retort they can't retort	I can't be retorting you can't be retorting he can't be retorting we can't be retorting you can't be retorting they can't be retorting
Perfect	V-ing perfect
I can't have retorted you can't have retorted he can't have retorted we can't have retorted you can't have retorted they can't have retorted	I can't have been retorting you can't have been retorting he can't have been retorting we can't have been retorting you can't have been retorting they can't have been retorting

Interrogative form

Simple form	V-ing form
can I retort? can you retort? can he retort? can we retort? can you retort? can they retort?	can I be retorting? can you be retorting? can he be retorting? can we be retorting? can you be retorting? can they be retorting?
Perfect	V-ing perfect
can I have retorted? can you have retorted? can he have retorted? can we have retorted? can you have retorted? can they have retorted?	can I have been retorting? can you have been retorting? can he have been retorting? can we have been retorting? can you have been retorting? can they have been retorting?

Interro-negative form

Simple form	V-ing form
can't I retort? can't you retort? can't he retort? can't we retort? can't you retort? can't they retort?	can't I be retorting? can't you be retorting? can't he be retorting? can't we be retorting? can't you be retorting? can't they be retorting?
Perfect	V-ing perfect
can't I have retorted? can't you have retorted? can't he have retorted? can't we have retorted? can't you have retorted? can't they have retorted?	can't I have been retorting? can't you have been retorting? can't he have been retorting? can't we have been retorting? can't you have been retorting? can't they have been retorting?