could diffract
Verbe régulier : diffract - diffracted- diffracted
Traduction française : diffracter 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could diffract
you could diffract
he could diffract
we could diffract
you could diffract
they could diffract 	I could be diffracting
you could be diffracting
he could be diffracting
we could be diffracting
you could be diffracting
they could be diffracting	I could have diffracted
you could have diffracted
he could have diffracted
we could have diffracted
you could have diffracted
they could have diffracted	I could have been diffracting
you could have been diffracting
he could have been diffracting
we could have been diffracting
you could have been diffracting
they could have been diffracting	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not diffract
you could not diffract
he could not diffract
we could not diffract
you could not diffract
they could not diffract 	I could not be diffracting
you could not be diffracting
he could not be diffracting
we could not be diffracting
you could not be diffracting
they could not be diffracting	I could not have diffracted
you could not have diffracted
he could not have diffracted
we could not have diffracted
you could not have diffracted
they could not have diffracted	I could not have been diffracting
you could not have been diffracting
he could not have been diffracting
we could not have been diffracting
you could not have been diffracting
they could not have been diffracting	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I diffract?
could you diffract?
could he diffract?
could we diffract?
could you diffract?
could they diffract? 	could I be diffracting?
could you be diffracting?
could he be diffracting?
could we be diffracting?
could you be diffracting?
could they be diffracting? 	could I have diffracted?
could you have diffracted?
could he have diffracted?
could we have diffracted?
could you have diffracted?
could they have diffracted? 	could I have been diffracting?
could you have been diffracting?
could he have been diffracting?
could we have been diffracting?
could you have been diffracting?
could they have been diffracting? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not diffract?
could you not diffract?
could he not diffract?
could we not diffract?
could you not diffract?
could they not diffract? 	could I not be diffracting?
could you not be diffracting?
could he not be diffracting?
could we not be diffracting?
could you not be diffracting?
could they not be diffracting? 	could I not have diffracted?
could you not have diffracted?
could he not have diffracted?
could we not have diffracted?
could you not have diffracted?
could they not have diffracted? 	could I not have been diffracting?
could you not have been diffracting?
could he not have been diffracting?
could we not have been diffracting?
could you not have been diffracting?
could they not have been diffracting?