can cross-fertilize
Regular verb: cross-fertilize - cross-fertilized- cross-fertilized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can cross-fertilize
you can cross-fertilize
he can cross-fertilize
we can cross-fertilize
you can cross-fertilize
they can cross-fertilize 	I can be cross-fertilizing
you can be cross-fertilizing
he can be cross-fertilizing
we can be cross-fertilizing
you can be cross-fertilizing
they can be cross-fertilizing	I can have cross-fertilized
you can have cross-fertilized
he can have cross-fertilized
we can have cross-fertilized
you can have cross-fertilized
they can have cross-fertilized	I can have been cross-fertilizing
you can have been cross-fertilizing
he can have been cross-fertilizing
we can have been cross-fertilizing
you can have been cross-fertilizing
they can have been cross-fertilizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't cross-fertilize
you can't cross-fertilize
he can't cross-fertilize
we can't cross-fertilize
you can't cross-fertilize
they can't cross-fertilize 	I can't be cross-fertilizing
you can't be cross-fertilizing
he can't be cross-fertilizing
we can't be cross-fertilizing
you can't be cross-fertilizing
they can't be cross-fertilizing	I can't have cross-fertilized
you can't have cross-fertilized
he can't have cross-fertilized
we can't have cross-fertilized
you can't have cross-fertilized
they can't have cross-fertilized	I can't have been cross-fertilizing
you can't have been cross-fertilizing
he can't have been cross-fertilizing
we can't have been cross-fertilizing
you can't have been cross-fertilizing
they can't have been cross-fertilizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I cross-fertilize?
can you cross-fertilize?
can he cross-fertilize?
can we cross-fertilize?
can you cross-fertilize?
can they cross-fertilize? 	can I be cross-fertilizing?
can you be cross-fertilizing?
can he be cross-fertilizing?
can we be cross-fertilizing?
can you be cross-fertilizing?
can they be cross-fertilizing? 	can I have cross-fertilized?
can you have cross-fertilized?
can he have cross-fertilized?
can we have cross-fertilized?
can you have cross-fertilized?
can they have cross-fertilized? 	can I have been cross-fertilizing?
can you have been cross-fertilizing?
can he have been cross-fertilizing?
can we have been cross-fertilizing?
can you have been cross-fertilizing?
can they have been cross-fertilizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I cross-fertilize?
can't you cross-fertilize?
can't he cross-fertilize?
can't we cross-fertilize?
can't you cross-fertilize?
can't they cross-fertilize? 	can't I be cross-fertilizing?
can't you be cross-fertilizing?
can't he be cross-fertilizing?
can't we be cross-fertilizing?
can't you be cross-fertilizing?
can't they be cross-fertilizing? 	can't I have cross-fertilized?
can't you have cross-fertilized?
can't he have cross-fertilized?
can't we have cross-fertilized?
can't you have cross-fertilized?
can't they have cross-fertilized? 	can't I have been cross-fertilizing?
can't you have been cross-fertilizing?
can't he have been cross-fertilizing?
can't we have been cross-fertilizing?
can't you have been cross-fertilizing?
can't they have been cross-fertilizing?