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male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to

English verb conjugation CAN UNDO

Irregular verb: undo - undid - undone


Affirmation

Simple form
I can undo
you can undo
she can undo
we can undo
you can undo
they can undo
V-ing form
I can be undoing
you can be undoing
she can be undoing
we can be undoing
you can be undoing
they can be undoing
Perfect
I can have undone
you can have undone
she can have undone
we can have undone
you can have undone
they can have undone
V-ing perfect
I can have been undoing
you can have been undoing
she can have been undoing
we can have been undoing
you can have been undoing
they can have been undoing

Negation

Simple form
I can't undo
you can't undo
she can't undo
we can't undo
you can't undo
they can't undo
V-ing form
I can't be undoing
you can't be undoing
she can't be undoing
we can't be undoing
you can't be undoing
they can't be undoing
Perfect
I can't have undone
you can't have undone
she can't have undone
we can't have undone
you can't have undone
they can't have undone
V-ing perfect
I can't have been undoing
you can't have been undoing
she can't have been undoing
we can't have been undoing
you can't have been undoing
they can't have been undoing

Interrogative form

Simple form
can I undo?
can you undo?
can she undo?
can we undo?
can you undo?
can they undo?
V-ing form
can I be undoing?
can you be undoing?
can she be undoing?
can we be undoing?
can you be undoing?
can they be undoing?
Perfect
can I have undone?
can you have undone?
can she have undone?
can we have undone?
can you have undone?
can they have undone?
V-ing perfect
can I have been undoing?
can you have been undoing?
can she have been undoing?
can we have been undoing?
can you have been undoing?
can they have been undoing?

Interro-negative form

Simple form
can't I undo?
can't you undo?
can't she undo?
can't we undo?
can't you undo?
can't they undo?
V-ing form
can't I be undoing?
can't you be undoing?
can't she be undoing?
can't we be undoing?
can't you be undoing?
can't they be undoing?
Perfect
can't I have undone?
can't you have undone?
can't she have undone?
can't we have undone?
can't you have undone?
can't they have undone?
V-ing perfect
can't I have been undoing?
can't you have been undoing?
can't she have been undoing?
can't we have been undoing?
can't you have been undoing?
can't they have been undoing?