could fade
Regular verb: fade - faded- faded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could fade
you could fade
she could fade
we could fade
you could fade
they could fade 	I could be fading
you could be fading
she could be fading
we could be fading
you could be fading
they could be fading	I could have faded
you could have faded
she could have faded
we could have faded
you could have faded
they could have faded	I could have been fading
you could have been fading
she could have been fading
we could have been fading
you could have been fading
they could have been fading	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not fade
you could not fade
she could not fade
we could not fade
you could not fade
they could not fade 	I could not be fading
you could not be fading
she could not be fading
we could not be fading
you could not be fading
they could not be fading	I could not have faded
you could not have faded
she could not have faded
we could not have faded
you could not have faded
they could not have faded	I could not have been fading
you could not have been fading
she could not have been fading
we could not have been fading
you could not have been fading
they could not have been fading	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I fade?
could you fade?
could she fade?
could we fade?
could you fade?
could they fade? 	could I be fading?
could you be fading?
could she be fading?
could we be fading?
could you be fading?
could they be fading? 	could I have faded?
could you have faded?
could she have faded?
could we have faded?
could you have faded?
could they have faded? 	could I have been fading?
could you have been fading?
could she have been fading?
could we have been fading?
could you have been fading?
could they have been fading? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not fade?
could you not fade?
could she not fade?
could we not fade?
could you not fade?
could they not fade? 	could I not be fading?
could you not be fading?
could she not be fading?
could we not be fading?
could you not be fading?
could they not be fading? 	could I not have faded?
could you not have faded?
could she not have faded?
could we not have faded?
could you not have faded?
could they not have faded? 	could I not have been fading?
could you not have been fading?
could she not have been fading?
could we not have been fading?
could you not have been fading?
could they not have been fading?