may fluctuate
Regular verb: fluctuate - fluctuated- fluctuated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may fluctuate
you may fluctuate
she may fluctuate
we may fluctuate
you may fluctuate
they may fluctuate 	I may be fluctuating
you may be fluctuating
she may be fluctuating
we may be fluctuating
you may be fluctuating
they may be fluctuating	I may have fluctuated
you may have fluctuated
she may have fluctuated
we may have fluctuated
you may have fluctuated
they may have fluctuated	I may have been fluctuating
you may have been fluctuating
she may have been fluctuating
we may have been fluctuating
you may have been fluctuating
they may have been fluctuating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't fluctuate
you mayn't fluctuate
she mayn't fluctuate
we mayn't fluctuate
you mayn't fluctuate
they mayn't fluctuate 	I mayn't be fluctuating
you mayn't be fluctuating
she mayn't be fluctuating
we mayn't be fluctuating
you mayn't be fluctuating
they mayn't be fluctuating	I mayn't have fluctuated
you mayn't have fluctuated
she mayn't have fluctuated
we mayn't have fluctuated
you mayn't have fluctuated
they mayn't have fluctuated	I mayn't have been fluctuating
you mayn't have been fluctuating
she mayn't have been fluctuating
we mayn't have been fluctuating
you mayn't have been fluctuating
they mayn't have been fluctuating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I fluctuate?
may you fluctuate?
may she fluctuate?
may we fluctuate?
may you fluctuate?
may they fluctuate? 	may I be fluctuating?
may you be fluctuating?
may she be fluctuating?
may we be fluctuating?
may you be fluctuating?
may they be fluctuating? 	may I have fluctuated?
may you have fluctuated?
may she have fluctuated?
may we have fluctuated?
may you have fluctuated?
may they have fluctuated? 	may I have been fluctuating?
may you have been fluctuating?
may she have been fluctuating?
may we have been fluctuating?
may you have been fluctuating?
may they have been fluctuating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I fluctuate?
mayn't you fluctuate?
mayn't she fluctuate?
mayn't we fluctuate?
mayn't you fluctuate?
mayn't they fluctuate? 	mayn't I be fluctuating?
mayn't you be fluctuating?
mayn't she be fluctuating?
mayn't we be fluctuating?
mayn't you be fluctuating?
mayn't they be fluctuating? 	mayn't I have fluctuated?
mayn't you have fluctuated?
mayn't she have fluctuated?
mayn't we have fluctuated?
mayn't you have fluctuated?
mayn't they have fluctuated? 	mayn't I have been fluctuating?
mayn't you have been fluctuating?
mayn't she have been fluctuating?
mayn't we have been fluctuating?
mayn't you have been fluctuating?
mayn't they have been fluctuating?