English verb conjugation
COULD PREVACCINATE

Regular verb: prevaccinate - prevaccinated - prevaccinated

Affirmation

Simple form	V-ing form
I could prevaccinate you could prevaccinate he could prevaccinate we could prevaccinate you could prevaccinate they could prevaccinate	I could be prevaccinating you could be prevaccinating he could be prevaccinating we could be prevaccinating you could be prevaccinating they could be prevaccinating
Perfect	V-ing perfect
I could have prevaccinated you could have prevaccinated he could have prevaccinated we could have prevaccinated you could have prevaccinated they could have prevaccinated	I could have been prevaccinating you could have been prevaccinating he could have been prevaccinating we could have been prevaccinating you could have been prevaccinating they could have been prevaccinating

Negation

Simple form	V-ing form
I could not prevaccinate you could not prevaccinate he could not prevaccinate we could not prevaccinate you could not prevaccinate they could not prevaccinate	I could not be prevaccinating you could not be prevaccinating he could not be prevaccinating we could not be prevaccinating you could not be prevaccinating they could not be prevaccinating
Perfect	V-ing perfect
I could not have prevaccinated you could not have prevaccinated he could not have prevaccinated we could not have prevaccinated you could not have prevaccinated they could not have prevaccinated	I could not have been prevaccinating you could not have been prevaccinating he could not have been prevaccinating we could not have been prevaccinating you could not have been prevaccinating they could not have been prevaccinating

Interrogative form

Simple form	V-ing form
could I prevaccinate? could you prevaccinate? could he prevaccinate? could we prevaccinate? could you prevaccinate? could they prevaccinate?	could I be prevaccinating? could you be prevaccinating? could he be prevaccinating? could we be prevaccinating? could you be prevaccinating? could they be prevaccinating?
Perfect	V-ing perfect
could I have prevaccinated? could you have prevaccinated? could he have prevaccinated? could we have prevaccinated? could you have prevaccinated? could they have prevaccinated?	could I have been prevaccinating? could you have been prevaccinating? could he have been prevaccinating? could we have been prevaccinating? could you have been prevaccinating? could they have been prevaccinating?

Interro-negative form

Simple form	V-ing form
could I not prevaccinate? could you not prevaccinate? could he not prevaccinate? could we not prevaccinate? could you not prevaccinate? could they not prevaccinate?	could I not be prevaccinating? could you not be prevaccinating? could he not be prevaccinating? could we not be prevaccinating? could you not be prevaccinating? could they not be prevaccinating?
Perfect	V-ing perfect
could I not have prevaccinated? could you not have prevaccinated? could he not have prevaccinated? could we not have prevaccinated? could you not have prevaccinated? could they not have prevaccinated?	could I not have been prevaccinating? could you not have been prevaccinating? could he not have been prevaccinating? could we not have been prevaccinating? could you not have been prevaccinating? could they not have been prevaccinating?