may supplement
Regular verb: supplement - supplemented- supplemented

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may supplement
you may supplement
she may supplement
we may supplement
you may supplement
they may supplement 	I may be supplementing
you may be supplementing
she may be supplementing
we may be supplementing
you may be supplementing
they may be supplementing	I may have supplemented
you may have supplemented
she may have supplemented
we may have supplemented
you may have supplemented
they may have supplemented	I may have been supplementing
you may have been supplementing
she may have been supplementing
we may have been supplementing
you may have been supplementing
they may have been supplementing	

Negation 	
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I may not supplement
you may not supplement
she may not supplement
we may not supplement
you may not supplement
they may not supplement 	I may not be supplementing
you may not be supplementing
she may not be supplementing
we may not be supplementing
you may not be supplementing
they may not be supplementing	I may not have supplemented
you may not have supplemented
she may not have supplemented
we may not have supplemented
you may not have supplemented
they may not have supplemented	I may not have been supplementing
you may not have been supplementing
she may not have been supplementing
we may not have been supplementing
you may not have been supplementing
they may not have been supplementing	

Interrogative form 	
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may I supplement?
may you supplement?
may she supplement?
may we supplement?
may you supplement?
may they supplement? 	may I be supplementing?
may you be supplementing?
may she be supplementing?
may we be supplementing?
may you be supplementing?
may they be supplementing? 	may I have supplemented?
may you have supplemented?
may she have supplemented?
may we have supplemented?
may you have supplemented?
may they have supplemented? 	may I have been supplementing?
may you have been supplementing?
may she have been supplementing?
may we have been supplementing?
may you have been supplementing?
may they have been supplementing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not supplement?
may you not supplement?
may she not supplement?
may we not supplement?
may you not supplement?
may they not supplement? 	may I not be supplementing?
may you not be supplementing?
may she not be supplementing?
may we not be supplementing?
may you not be supplementing?
may they not be supplementing? 	may I not have supplemented?
may you not have supplemented?
may she not have supplemented?
may we not have supplemented?
may you not have supplemented?
may they not have supplemented? 	may I not have been supplementing?
may you not have been supplementing?
may she not have been supplementing?
may we not have been supplementing?
may you not have been supplementing?
may they not have been supplementing?