English verb conjugation
CAN WHARF

Regular verb: wharf - wharfed - wharfed

Affirmation

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

Negation

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

Interrogative form

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

Interro-negative form

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