may fluctuate
Verbo regular: fluctuate - fluctuated- fluctuated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may fluctuate
you may fluctuate
he may fluctuate
we may fluctuate
you may fluctuate
they may fluctuate 	I may be fluctuating
you may be fluctuating
he may be fluctuating
we may be fluctuating
you may be fluctuating
they may be fluctuating	I may have fluctuated
you may have fluctuated
he 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
he may have been fluctuating
we may have been fluctuating
you may have been fluctuating
they may have been fluctuating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may not fluctuate
you may not fluctuate
he may not fluctuate
we may not fluctuate
you may not fluctuate
they may not fluctuate 	I may not be fluctuating
you may not be fluctuating
he may not be fluctuating
we may not be fluctuating
you may not be fluctuating
they may not be fluctuating	I may not have fluctuated
you may not have fluctuated
he may not have fluctuated
we may not have fluctuated
you may not have fluctuated
they may not have fluctuated	I may not have been fluctuating
you may not have been fluctuating
he may not have been fluctuating
we may not have been fluctuating
you may not have been fluctuating
they may not have been fluctuating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I fluctuate?
may you fluctuate?
may he fluctuate?
may we fluctuate?
may you fluctuate?
may they fluctuate? 	may I be fluctuating?
may you be fluctuating?
may he be fluctuating?
may we be fluctuating?
may you be fluctuating?
may they be fluctuating? 	may I have fluctuated?
may you have fluctuated?
may he 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 he have been fluctuating?
may we have been fluctuating?
may you have been fluctuating?
may they have been fluctuating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I not fluctuate?
may you not fluctuate?
may he not fluctuate?
may we not fluctuate?
may you not fluctuate?
may they not fluctuate? 	may I not be fluctuating?
may you not be fluctuating?
may he not be fluctuating?
may we not be fluctuating?
may you not be fluctuating?
may they not be fluctuating? 	may I not have fluctuated?
may you not have fluctuated?
may he not have fluctuated?
may we not have fluctuated?
may you not have fluctuated?
may they not have fluctuated? 	may I not have been fluctuating?
may you not have been fluctuating?
may he not have been fluctuating?
may we not have been fluctuating?
may you not have been fluctuating?
may they not have been fluctuating?