English verb conjugation
CAN OVERFERTILIZE

Regular verb: overfertilize - overfertilized - overfertilized

Affirmation

Simple form	V-ing form
I can overfertilize you can overfertilize he can overfertilize we can overfertilize you can overfertilize they can overfertilize	I can be overfertilizing you can be overfertilizing he can be overfertilizing we can be overfertilizing you can be overfertilizing they can be overfertilizing
Perfect	V-ing perfect
I can have overfertilized you can have overfertilized he can have overfertilized we can have overfertilized you can have overfertilized they can have overfertilized	I can have been overfertilizing you can have been overfertilizing he can have been overfertilizing we can have been overfertilizing you can have been overfertilizing they can have been overfertilizing

Negation

Simple form	V-ing form
I cannot overfertilize you cannot overfertilize he cannot overfertilize we cannot overfertilize you cannot overfertilize they cannot overfertilize	I cannot be overfertilizing you cannot be overfertilizing he cannot be overfertilizing we cannot be overfertilizing you cannot be overfertilizing they cannot be overfertilizing
Perfect	V-ing perfect
I cannot have overfertilized you cannot have overfertilized he cannot have overfertilized we cannot have overfertilized you cannot have overfertilized they cannot have overfertilized	I cannot have been overfertilizing you cannot have been overfertilizing he cannot have been overfertilizing we cannot have been overfertilizing you cannot have been overfertilizing they cannot have been overfertilizing

Interrogative form

Simple form	V-ing form
can I overfertilize? can you overfertilize? can he overfertilize? can we overfertilize? can you overfertilize? can they overfertilize?	can I be overfertilizing? can you be overfertilizing? can he be overfertilizing? can we be overfertilizing? can you be overfertilizing? can they be overfertilizing?
Perfect	V-ing perfect
can I have overfertilized? can you have overfertilized? can he have overfertilized? can we have overfertilized? can you have overfertilized? can they have overfertilized?	can I have been overfertilizing? can you have been overfertilizing? can he have been overfertilizing? can we have been overfertilizing? can you have been overfertilizing? can they have been overfertilizing?

Interro-negative form

Simple form	V-ing form
can I not overfertilize? can you not overfertilize? can he not overfertilize? can we not overfertilize? can you not overfertilize? can they not overfertilize?	can I not be overfertilizing? can you not be overfertilizing? can he not be overfertilizing? can we not be overfertilizing? can you not be overfertilizing? can they not be overfertilizing?
Perfect	V-ing perfect
can I not have overfertilized? can you not have overfertilized? can he not have overfertilized? can we not have overfertilized? can you not have overfertilized? can they not have overfertilized?	can I not have been overfertilizing? can you not have been overfertilizing? can he not have been overfertilizing? can we not have been overfertilizing? can you not have been overfertilizing? can they not have been overfertilizing?