may refract
Verbo regular: refract - refracted- refracted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may refract
you may refract
she may refract
we may refract
you may refract
they may refract 	I may be refracting
you may be refracting
she may be refracting
we may be refracting
you may be refracting
they may be refracting	I may have refracted
you may have refracted
she may have refracted
we may have refracted
you may have refracted
they may have refracted	I may have been refracting
you may have been refracting
she may have been refracting
we may have been refracting
you may have been refracting
they may have been refracting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I may not refract
you may not refract
she may not refract
we may not refract
you may not refract
they may not refract 	I may not be refracting
you may not be refracting
she may not be refracting
we may not be refracting
you may not be refracting
they may not be refracting	I may not have refracted
you may not have refracted
she may not have refracted
we may not have refracted
you may not have refracted
they may not have refracted	I may not have been refracting
you may not have been refracting
she may not have been refracting
we may not have been refracting
you may not have been refracting
they may not have been refracting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I refract?
may you refract?
may she refract?
may we refract?
may you refract?
may they refract? 	may I be refracting?
may you be refracting?
may she be refracting?
may we be refracting?
may you be refracting?
may they be refracting? 	may I have refracted?
may you have refracted?
may she have refracted?
may we have refracted?
may you have refracted?
may they have refracted? 	may I have been refracting?
may you have been refracting?
may she have been refracting?
may we have been refracting?
may you have been refracting?
may they have been refracting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
may I not refract?
may you not refract?
may she not refract?
may we not refract?
may you not refract?
may they not refract? 	may I not be refracting?
may you not be refracting?
may she not be refracting?
may we not be refracting?
may you not be refracting?
may they not be refracting? 	may I not have refracted?
may you not have refracted?
may she not have refracted?
may we not have refracted?
may you not have refracted?
may they not have refracted? 	may I not have been refracting?
may you not have been refracting?
may she not have been refracting?
may we not have been refracting?
may you not have been refracting?
may they not have been refracting?