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