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 cannot retag you cannot retag he cannot retag we cannot retag you cannot retag they cannot retag	I cannot be retaging you cannot be retaging he cannot be retaging we cannot be retaging you cannot be retaging they cannot be retaging
Perfect	V-ing perfect
I cannot have retaged you cannot have retaged he cannot have retaged we cannot have retaged you cannot have retaged they cannot have retaged	I cannot have been retaging you cannot have been retaging he cannot have been retaging we cannot have been retaging you cannot have been retaging they cannot 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 I not retag? can you not retag? can he not retag? can we not retag? can you not retag? can they not retag?	can I not be retaging? can you not be retaging? can he not be retaging? can we not be retaging? can you not be retaging? can they not be retaging?
Perfect	V-ing perfect
can I not have retaged? can you not have retaged? can he not have retaged? can we not have retaged? can you not have retaged? can they not have retaged?	can I not have been retaging? can you not have been retaging? can he not have been retaging? can we not have been retaging? can you not have been retaging? can they not have been retaging?