can refract
Verbe régulier : refract - refracted- refracted
Traduction française : réfracter - se réfracter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can refract
you can refract
he can refract
we can refract
you can refract
they can refract 	I can be refracting
you can be refracting
he can be refracting
we can be refracting
you can be refracting
they can be refracting	I can have refracted
you can have refracted
he can have refracted
we can have refracted
you can have refracted
they can have refracted	I can have been refracting
you can have been refracting
he can have been refracting
we can have been refracting
you can have been refracting
they can have been refracting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I cannot refract
you cannot refract
he cannot refract
we cannot refract
you cannot refract
they cannot refract 	I cannot be refracting
you cannot be refracting
he cannot be refracting
we cannot be refracting
you cannot be refracting
they cannot be refracting	I cannot have refracted
you cannot have refracted
he cannot have refracted
we cannot have refracted
you cannot have refracted
they cannot have refracted	I cannot have been refracting
you cannot have been refracting
he cannot have been refracting
we cannot have been refracting
you cannot have been refracting
they cannot have been refracting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I refract?
can you refract?
can he refract?
can we refract?
can you refract?
can they refract? 	can I be refracting?
can you be refracting?
can he be refracting?
can we be refracting?
can you be refracting?
can they be refracting? 	can I have refracted?
can you have refracted?
can he have refracted?
can we have refracted?
can you have refracted?
can they have refracted? 	can I have been refracting?
can you have been refracting?
can he have been refracting?
can we have been refracting?
can you have been refracting?
can they have been refracting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I not refract?
can you not refract?
can he not refract?
can we not refract?
can you not refract?
can they not refract? 	can I not be refracting?
can you not be refracting?
can he not be refracting?
can we not be refracting?
can you not be refracting?
can they not be refracting? 	can I not have refracted?
can you not have refracted?
can he not have refracted?
can we not have refracted?
can you not have refracted?
can they not have refracted? 	can I not have been refracting?
can you not have been refracting?
can he not have been refracting?
can we not have been refracting?
can you not have been refracting?
can they not have been refracting?