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

English verb conjugation CAN KEEN

Regular verb: keen - keened - keened


Affirmation

Simple form
I can keen
you can keen
he can keen
we can keen
you can keen
they can keen
V-ing form
I can be keening
you can be keening
he can be keening
we can be keening
you can be keening
they can be keening
Perfect
I can have keened
you can have keened
he can have keened
we can have keened
you can have keened
they can have keened
V-ing perfect
I can have been keening
you can have been keening
he can have been keening
we can have been keening
you can have been keening
they can have been keening

Negation

Simple form
I cannot keen
you cannot keen
he cannot keen
we cannot keen
you cannot keen
they cannot keen
V-ing form
I cannot be keening
you cannot be keening
he cannot be keening
we cannot be keening
you cannot be keening
they cannot be keening
Perfect
I cannot have keened
you cannot have keened
he cannot have keened
we cannot have keened
you cannot have keened
they cannot have keened
V-ing perfect
I cannot have been keening
you cannot have been keening
he cannot have been keening
we cannot have been keening
you cannot have been keening
they cannot have been keening

Interrogative form

Simple form
can I keen?
can you keen?
can he keen?
can we keen?
can you keen?
can they keen?
V-ing form
can I be keening?
can you be keening?
can he be keening?
can we be keening?
can you be keening?
can they be keening?
Perfect
can I have keened?
can you have keened?
can he have keened?
can we have keened?
can you have keened?
can they have keened?
V-ing perfect
can I have been keening?
can you have been keening?
can he have been keening?
can we have been keening?
can you have been keening?
can they have been keening?

Interro-negative form

Simple form
can I not keen?
can you not keen?
can he not keen?
can we not keen?
can you not keen?
can they not keen?
V-ing form
can I not be keening?
can you not be keening?
can he not be keening?
can we not be keening?
can you not be keening?
can they not be keening?
Perfect
can I not have keened?
can you not have keened?
can he not have keened?
can we not have keened?
can you not have keened?
can they not have keened?
V-ing perfect
can I not have been keening?
can you not have been keening?
can he not have been keening?
can we not have been keening?
can you not have been keening?
can they not have been keening?