English verb conjugation
CAN UNSHIFT

Regular verb: unshift - unshifted - unshifted

Affirmation

Simple form	V-ing form
I can unshift you can unshift she can unshift we can unshift you can unshift they can unshift	I can be unshifting you can be unshifting she 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 she 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 she 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 can't unshift you can't unshift she can't unshift we can't unshift you can't unshift they can't unshift	I can't be unshifting you can't be unshifting she can't be unshifting we can't be unshifting you can't be unshifting they can't be unshifting
Perfect	V-ing perfect
I can't have unshifted you can't have unshifted she can't have unshifted we can't have unshifted you can't have unshifted they can't have unshifted	I can't have been unshifting you can't have been unshifting she can't have been unshifting we can't have been unshifting you can't have been unshifting they can't have been unshifting

Interrogative form

Simple form	V-ing form
can I unshift? can you unshift? can she unshift? can we unshift? can you unshift? can they unshift?	can I be unshifting? can you be unshifting? can she 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 she 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 she 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't I unshift? can't you unshift? can't she unshift? can't we unshift? can't you unshift? can't they unshift?	can't I be unshifting? can't you be unshifting? can't she be unshifting? can't we be unshifting? can't you be unshifting? can't they be unshifting?
Perfect	V-ing perfect
can't I have unshifted? can't you have unshifted? can't she have unshifted? can't we have unshifted? can't you have unshifted? can't they have unshifted?	can't I have been unshifting? can't you have been unshifting? can't she have been unshifting? can't we have been unshifting? can't you have been unshifting? can't they have been unshifting?