I ought to decalcify you ought to decalcify he ought to decalcify we ought to decalcify you ought to decalcify they ought to decalcify
V-ing form
I ought to be decalcifying you ought to be decalcifying he ought to be decalcifying we ought to be decalcifying you ought to be decalcifying they ought to be decalcifying
Perfect
I ought to have decalcified you ought to have decalcified he ought to have decalcified we ought to have decalcified you ought to have decalcified they ought to have decalcified
V-ing perfect
I ought to have been decalcifying you ought to have been decalcifying he ought to have been decalcifying we ought to have been decalcifying you ought to have been decalcifying they ought to have been decalcifying
Negation
Simple form
I ought not to decalcify you ought not to decalcify he ought not to decalcify we ought not to decalcify you ought not to decalcify they ought not to decalcify
V-ing form
I ought not to decalcifying you ought not to decalcifying he ought not to decalcifying we ought not to decalcifying you ought not to decalcifying they ought not to decalcifying
Perfect
I ought not to have decalcified you ought not to have decalcified he ought not to have decalcified we ought not to have decalcified you ought not to have decalcified they ought not to have decalcified
V-ing perfect
I ought not to have been decalcifying you ought not to have been decalcifying he ought not to have been decalcifying we ought not to have been decalcifying you ought not to have been decalcifying they ought not to have been decalcifying
Interrogative form
Simple form
ought to I decalcify? ought to you decalcify? ought to he decalcify? ought to we decalcify? ought to you decalcify? ought to they decalcify?
V-ing form
ought to I be decalcifying? ought to you be decalcifying? ought to he be decalcifying? ought to we be decalcifying? ought to you be decalcifying? ought to they be decalcifying?
Perfect
ought to I have decalcified? ought to you have decalcified? ought to he have decalcified? ought to we have decalcified? ought to you have decalcified? ought to they have decalcified?
V-ing perfect
ought to I have been decalcifying? ought to you have been decalcifying? ought to he have been decalcifying? ought to we have been decalcifying? ought to you have been decalcifying? ought to they have been decalcifying?
Interro-negative form
Simple form
ought I not to decalcify? ought you not to decalcify? ought he not to decalcify? ought we not to decalcify? ought you not to decalcify? ought they not to decalcify?
V-ing form
ought I not to be decalcifying? ought you not to be decalcifying? ought he not to be decalcifying? ought we not to be decalcifying? ought you not to be decalcifying? ought they not to be decalcifying?
Perfect
ought I not to have decalcified? ought you not to have decalcified? ought he not to have decalcified? ought we not to have decalcified? ought you not to have decalcified? ought they not to have decalcified?
V-ing perfect
ought I not to have been decalcifying? ought you not to have been decalcifying? ought he not to have been decalcifying? ought we not to have been decalcifying? ought you not to have been decalcifying? ought they not to have been decalcifying?