English verb conjugation
COULD DULCIFY

Regular verb: dulcify - dulcified - dulcified

Affirmation

Simple form	V-ing form
I could dulcify you could dulcify he could dulcify we could dulcify you could dulcify they could dulcify	I could be dulcifying you could be dulcifying he could be dulcifying we could be dulcifying you could be dulcifying they could be dulcifying
Perfect	V-ing perfect
I could have dulcified you could have dulcified he could have dulcified we could have dulcified you could have dulcified they could have dulcified	I could have been dulcifying you could have been dulcifying he could have been dulcifying we could have been dulcifying you could have been dulcifying they could have been dulcifying

Negation

Simple form	V-ing form
I could not dulcify you could not dulcify he could not dulcify we could not dulcify you could not dulcify they could not dulcify	I could not be dulcifying you could not be dulcifying he could not be dulcifying we could not be dulcifying you could not be dulcifying they could not be dulcifying
Perfect	V-ing perfect
I could not have dulcified you could not have dulcified he could not have dulcified we could not have dulcified you could not have dulcified they could not have dulcified	I could not have been dulcifying you could not have been dulcifying he could not have been dulcifying we could not have been dulcifying you could not have been dulcifying they could not have been dulcifying

Interrogative form

Simple form	V-ing form
could I dulcify? could you dulcify? could he dulcify? could we dulcify? could you dulcify? could they dulcify?	could I be dulcifying? could you be dulcifying? could he be dulcifying? could we be dulcifying? could you be dulcifying? could they be dulcifying?
Perfect	V-ing perfect
could I have dulcified? could you have dulcified? could he have dulcified? could we have dulcified? could you have dulcified? could they have dulcified?	could I have been dulcifying? could you have been dulcifying? could he have been dulcifying? could we have been dulcifying? could you have been dulcifying? could they have been dulcifying?

Interro-negative form

Simple form	V-ing form
could I not dulcify? could you not dulcify? could he not dulcify? could we not dulcify? could you not dulcify? could they not dulcify?	could I not be dulcifying? could you not be dulcifying? could he not be dulcifying? could we not be dulcifying? could you not be dulcifying? could they not be dulcifying?
Perfect	V-ing perfect
could I not have dulcified? could you not have dulcified? could he not have dulcified? could we not have dulcified? could you not have dulcified? could they not have dulcified?	could I not have been dulcifying? could you not have been dulcifying? could he not have been dulcifying? could we not have been dulcifying? could you not have been dulcifying? could they not have been dulcifying?