English verb conjugation
COULD WHARF

Regular verb: wharf - wharfed - wharfed

Affirmation

Simple form	V-ing form
I could wharf you could wharf he could wharf we could wharf you could wharf they could wharf	I could be wharfing you could be wharfing he could be wharfing we could be wharfing you could be wharfing they could be wharfing
Perfect	V-ing perfect
I could have wharfed you could have wharfed he could have wharfed we could have wharfed you could have wharfed they could have wharfed	I could have been wharfing you could have been wharfing he could have been wharfing we could have been wharfing you could have been wharfing they could have been wharfing

Negation

Simple form	V-ing form
I could not wharf you could not wharf he could not wharf we could not wharf you could not wharf they could not wharf	I could not be wharfing you could not be wharfing he could not be wharfing we could not be wharfing you could not be wharfing they could not be wharfing
Perfect	V-ing perfect
I could not have wharfed you could not have wharfed he could not have wharfed we could not have wharfed you could not have wharfed they could not have wharfed	I could not have been wharfing you could not have been wharfing he could not have been wharfing we could not have been wharfing you could not have been wharfing they could not have been wharfing

Interrogative form

Simple form	V-ing form
could I wharf? could you wharf? could he wharf? could we wharf? could you wharf? could they wharf?	could I be wharfing? could you be wharfing? could he be wharfing? could we be wharfing? could you be wharfing? could they be wharfing?
Perfect	V-ing perfect
could I have wharfed? could you have wharfed? could he have wharfed? could we have wharfed? could you have wharfed? could they have wharfed?	could I have been wharfing? could you have been wharfing? could he have been wharfing? could we have been wharfing? could you have been wharfing? could they have been wharfing?

Interro-negative form

Simple form	V-ing form
could I not wharf? could you not wharf? could he not wharf? could we not wharf? could you not wharf? could they not wharf?	could I not be wharfing? could you not be wharfing? could he not be wharfing? could we not be wharfing? could you not be wharfing? could they not be wharfing?
Perfect	V-ing perfect
could I not have wharfed? could you not have wharfed? could he not have wharfed? could we not have wharfed? could you not have wharfed? could they not have wharfed?	could I not have been wharfing? could you not have been wharfing? could he not have been wharfing? could we not have been wharfing? could you not have been wharfing? could they not have been wharfing?