English verb conjugation
CAN RETAG

Regular verb: retag - retaged - retaged

Affirmation

Simple form	V-ing form
I can retag you can retag he can retag we can retag you can retag they can retag	I can be retaging you can be retaging he can be retaging we can be retaging you can be retaging they can be retaging
Perfect	V-ing perfect
I can have retaged you can have retaged he can have retaged we can have retaged you can have retaged they can have retaged	I can have been retaging you can have been retaging he can have been retaging we can have been retaging you can have been retaging they can have been retaging

Negation

Simple form	V-ing form
I can't retag you can't retag he can't retag we can't retag you can't retag they can't retag	I can't be retaging you can't be retaging he can't be retaging we can't be retaging you can't be retaging they can't be retaging
Perfect	V-ing perfect
I can't have retaged you can't have retaged he can't have retaged we can't have retaged you can't have retaged they can't have retaged	I can't have been retaging you can't have been retaging he can't have been retaging we can't have been retaging you can't have been retaging they can't have been retaging

Interrogative form

Simple form	V-ing form
can I retag? can you retag? can he retag? can we retag? can you retag? can they retag?	can I be retaging? can you be retaging? can he be retaging? can we be retaging? can you be retaging? can they be retaging?
Perfect	V-ing perfect
can I have retaged? can you have retaged? can he have retaged? can we have retaged? can you have retaged? can they have retaged?	can I have been retaging? can you have been retaging? can he have been retaging? can we have been retaging? can you have been retaging? can they have been retaging?

Interro-negative form

Simple form	V-ing form
can't I retag? can't you retag? can't he retag? can't we retag? can't you retag? can't they retag?	can't I be retaging? can't you be retaging? can't he be retaging? can't we be retaging? can't you be retaging? can't they be retaging?
Perfect	V-ing perfect
can't I have retaged? can't you have retaged? can't he have retaged? can't we have retaged? can't you have retaged? can't they have retaged?	can't I have been retaging? can't you have been retaging? can't he have been retaging? can't we have been retaging? can't you have been retaging? can't they have been retaging?