can overfertilize
Regular verb: overfertilize - overfertilized- overfertilized

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