English verb conjugation
CAN UNSHIFT

Regular verb: unshift - unshifted - unshifted

Affirmation

Simple form	V-ing form
I can unshift you can unshift he can unshift we can unshift you can unshift they can unshift	I can be unshifting you can be unshifting he can be unshifting we can be unshifting you can be unshifting they can be unshifting
Perfect	V-ing perfect
I can have unshifted you can have unshifted he can have unshifted we can have unshifted you can have unshifted they can have unshifted	I can have been unshifting you can have been unshifting he can have been unshifting we can have been unshifting you can have been unshifting they can have been unshifting

Negation

Simple form	V-ing form
I cannot unshift you cannot unshift he cannot unshift we cannot unshift you cannot unshift they cannot unshift	I cannot be unshifting you cannot be unshifting he cannot be unshifting we cannot be unshifting you cannot be unshifting they cannot be unshifting
Perfect	V-ing perfect
I cannot have unshifted you cannot have unshifted he cannot have unshifted we cannot have unshifted you cannot have unshifted they cannot have unshifted	I cannot have been unshifting you cannot have been unshifting he cannot have been unshifting we cannot have been unshifting you cannot have been unshifting they cannot have been unshifting

Interrogative form

Simple form	V-ing form
can I unshift? can you unshift? can he unshift? can we unshift? can you unshift? can they unshift?	can I be unshifting? can you be unshifting? can he be unshifting? can we be unshifting? can you be unshifting? can they be unshifting?
Perfect	V-ing perfect
can I have unshifted? can you have unshifted? can he have unshifted? can we have unshifted? can you have unshifted? can they have unshifted?	can I have been unshifting? can you have been unshifting? can he have been unshifting? can we have been unshifting? can you have been unshifting? can they have been unshifting?

Interro-negative form

Simple form	V-ing form
can I not unshift? can you not unshift? can he not unshift? can we not unshift? can you not unshift? can they not unshift?	can I not be unshifting? can you not be unshifting? can he not be unshifting? can we not be unshifting? can you not be unshifting? can they not be unshifting?
Perfect	V-ing perfect
can I not have unshifted? can you not have unshifted? can he not have unshifted? can we not have unshifted? can you not have unshifted? can they not have unshifted?	can I not have been unshifting? can you not have been unshifting? can he not have been unshifting? can we not have been unshifting? can you not have been unshifting? can they not have been unshifting?