I can polymerize you can polymerize she can polymerize we can polymerize you can polymerize they can polymerize
V-ing form
I can be polymerizing you can be polymerizing she can be polymerizing we can be polymerizing you can be polymerizing they can be polymerizing
Perfect
I can have polymerized you can have polymerized she can have polymerized we can have polymerized you can have polymerized they can have polymerized
V-ing perfect
I can have been polymerizing you can have been polymerizing she can have been polymerizing we can have been polymerizing you can have been polymerizing they can have been polymerizing
Negation
Simple form
I cannot polymerize you cannot polymerize she cannot polymerize we cannot polymerize you cannot polymerize they cannot polymerize
V-ing form
I cannot be polymerizing you cannot be polymerizing she cannot be polymerizing we cannot be polymerizing you cannot be polymerizing they cannot be polymerizing
Perfect
I cannot have polymerized you cannot have polymerized she cannot have polymerized we cannot have polymerized you cannot have polymerized they cannot have polymerized
V-ing perfect
I cannot have been polymerizing you cannot have been polymerizing she cannot have been polymerizing we cannot have been polymerizing you cannot have been polymerizing they cannot have been polymerizing
Interrogative form
Simple form
can I polymerize? can you polymerize? can she polymerize? can we polymerize? can you polymerize? can they polymerize?
V-ing form
can I be polymerizing? can you be polymerizing? can she be polymerizing? can we be polymerizing? can you be polymerizing? can they be polymerizing?
Perfect
can I have polymerized? can you have polymerized? can she have polymerized? can we have polymerized? can you have polymerized? can they have polymerized?
V-ing perfect
can I have been polymerizing? can you have been polymerizing? can she have been polymerizing? can we have been polymerizing? can you have been polymerizing? can they have been polymerizing?
Interro-negative form
Simple form
can I not polymerize? can you not polymerize? can she not polymerize? can we not polymerize? can you not polymerize? can they not polymerize?
V-ing form
can I not be polymerizing? can you not be polymerizing? can she not be polymerizing? can we not be polymerizing? can you not be polymerizing? can they not be polymerizing?
Perfect
can I not have polymerized? can you not have polymerized? can she not have polymerized? can we not have polymerized? can you not have polymerized? can they not have polymerized?
V-ing perfect
can I not have been polymerizing? can you not have been polymerizing? can she not have been polymerizing? can we not have been polymerizing? can you not have been polymerizing? can they not have been polymerizing?