must cross-fertilize
Verbe régulier : cross-fertilize - cross-fertilized- cross-fertilized
Traduction française : croiser 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must cross-fertilize
you must cross-fertilize
he must cross-fertilize
we must cross-fertilize
you must cross-fertilize
they must cross-fertilize 	I must be cross-fertilizing
you must be cross-fertilizing
he must be cross-fertilizing
we must be cross-fertilizing
you must be cross-fertilizing
they must be cross-fertilizing	I must have cross-fertilized
you must have cross-fertilized
he must have cross-fertilized
we must have cross-fertilized
you must have cross-fertilized
they must have cross-fertilized	I must have been cross-fertilizing
you must have been cross-fertilizing
he must have been cross-fertilizing
we must have been cross-fertilizing
you must have been cross-fertilizing
they must have been cross-fertilizing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I mustn't cross-fertilize
you mustn't cross-fertilize
he mustn't cross-fertilize
we mustn't cross-fertilize
you mustn't cross-fertilize
they mustn't cross-fertilize 	I mustn't be cross-fertilizing
you mustn't be cross-fertilizing
he mustn't be cross-fertilizing
we mustn't be cross-fertilizing
you mustn't be cross-fertilizing
they mustn't be cross-fertilizing	I mustn't have cross-fertilized
you mustn't have cross-fertilized
he mustn't have cross-fertilized
we mustn't have cross-fertilized
you mustn't have cross-fertilized
they mustn't have cross-fertilized	I mustn't have been cross-fertilizing
you mustn't have been cross-fertilizing
he mustn't have been cross-fertilizing
we mustn't have been cross-fertilizing
you mustn't have been cross-fertilizing
they mustn't have been cross-fertilizing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I cross-fertilize?
must you cross-fertilize?
must he cross-fertilize?
must we cross-fertilize?
must you cross-fertilize?
must they cross-fertilize? 	must I be cross-fertilizing?
must you be cross-fertilizing?
must he be cross-fertilizing?
must we be cross-fertilizing?
must you be cross-fertilizing?
must they be cross-fertilizing? 	must I have cross-fertilized?
must you have cross-fertilized?
must he have cross-fertilized?
must we have cross-fertilized?
must you have cross-fertilized?
must they have cross-fertilized? 	must I have been cross-fertilizing?
must you have been cross-fertilizing?
must he have been cross-fertilizing?
must we have been cross-fertilizing?
must you have been cross-fertilizing?
must they have been cross-fertilizing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
mustn't I cross-fertilize?
mustn't you cross-fertilize?
mustn't he cross-fertilize?
mustn't we cross-fertilize?
mustn't you cross-fertilize?
mustn't they cross-fertilize? 	mustn't I be cross-fertilizing?
mustn't you be cross-fertilizing?
mustn't he be cross-fertilizing?
mustn't we be cross-fertilizing?
mustn't you be cross-fertilizing?
mustn't they be cross-fertilizing? 	mustn't I have cross-fertilized?
mustn't you have cross-fertilized?
mustn't he have cross-fertilized?
mustn't we have cross-fertilized?
mustn't you have cross-fertilized?
mustn't they have cross-fertilized? 	mustn't I have been cross-fertilizing?
mustn't you have been cross-fertilizing?
mustn't he have been cross-fertilizing?
mustn't we have been cross-fertilizing?
mustn't you have been cross-fertilizing?
mustn't they have been cross-fertilizing?