may fertilize
Regular verb: fertilize - fertilized- fertilized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may fertilize
you may fertilize
she may fertilize
we may fertilize
you may fertilize
they may fertilize 	I may be fertilizing
you may be fertilizing
she may be fertilizing
we may be fertilizing
you may be fertilizing
they may be fertilizing	I may have fertilized
you may have fertilized
she may have fertilized
we may have fertilized
you may have fertilized
they may have fertilized	I may have been fertilizing
you may have been fertilizing
she may have been fertilizing
we may have been fertilizing
you may have been fertilizing
they may have been fertilizing	

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

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I fertilize?
may you fertilize?
may she fertilize?
may we fertilize?
may you fertilize?
may they fertilize? 	may I be fertilizing?
may you be fertilizing?
may she be fertilizing?
may we be fertilizing?
may you be fertilizing?
may they be fertilizing? 	may I have fertilized?
may you have fertilized?
may she have fertilized?
may we have fertilized?
may you have fertilized?
may they have fertilized? 	may I have been fertilizing?
may you have been fertilizing?
may she have been fertilizing?
may we have been fertilizing?
may you have been fertilizing?
may they have been fertilizing? 	

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