can diffract
Regular verb: diffract - diffracted- diffracted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can diffract
you can diffract
he can diffract
we can diffract
you can diffract
they can diffract 	I can be diffracting
you can be diffracting
he can be diffracting
we can be diffracting
you can be diffracting
they can be diffracting	I can have diffracted
you can have diffracted
he can have diffracted
we can have diffracted
you can have diffracted
they can have diffracted	I can have been diffracting
you can have been diffracting
he can have been diffracting
we can have been diffracting
you can have been diffracting
they can have been diffracting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot diffract
you cannot diffract
he cannot diffract
we cannot diffract
you cannot diffract
they cannot diffract 	I cannot be diffracting
you cannot be diffracting
he cannot be diffracting
we cannot be diffracting
you cannot be diffracting
they cannot be diffracting	I cannot have diffracted
you cannot have diffracted
he cannot have diffracted
we cannot have diffracted
you cannot have diffracted
they cannot have diffracted	I cannot have been diffracting
you cannot have been diffracting
he cannot have been diffracting
we cannot have been diffracting
you cannot have been diffracting
they cannot have been diffracting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I diffract?
can you diffract?
can he diffract?
can we diffract?
can you diffract?
can they diffract? 	can I be diffracting?
can you be diffracting?
can he be diffracting?
can we be diffracting?
can you be diffracting?
can they be diffracting? 	can I have diffracted?
can you have diffracted?
can he have diffracted?
can we have diffracted?
can you have diffracted?
can they have diffracted? 	can I have been diffracting?
can you have been diffracting?
can he have been diffracting?
can we have been diffracting?
can you have been diffracting?
can they have been diffracting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not diffract?
can you not diffract?
can he not diffract?
can we not diffract?
can you not diffract?
can they not diffract? 	can I not be diffracting?
can you not be diffracting?
can he not be diffracting?
can we not be diffracting?
can you not be diffracting?
can they not be diffracting? 	can I not have diffracted?
can you not have diffracted?
can he not have diffracted?
can we not have diffracted?
can you not have diffracted?
can they not have diffracted? 	can I not have been diffracting?
can you not have been diffracting?
can he not have been diffracting?
can we not have been diffracting?
can you not have been diffracting?
can they not have been diffracting?