English verb conjugation CAN CROW

Regular verb: crow - crowed - crowed

Affirmation

Simple form

I can crow
you can crow
he can crow
we can crow
you can crow
they can crow

V-ing form

I can be crowing
you can be crowing
he can be crowing
we can be crowing
you can be crowing
they can be crowing

Perfect

I can have crowed
you can have crowed
he can have crowed
we can have crowed
you can have crowed
they can have crowed

V-ing perfect

I can have been crowing
you can have been crowing
he can have been crowing
we can have been crowing
you can have been crowing
they can have been crowing

Negation

Simple form

I cannot crow
you cannot crow
he cannot crow
we cannot crow
you cannot crow
they cannot crow

V-ing form

I cannot be crowing
you cannot be crowing
he cannot be crowing
we cannot be crowing
you cannot be crowing
they cannot be crowing

Perfect

I cannot have crowed
you cannot have crowed
he cannot have crowed
we cannot have crowed
you cannot have crowed
they cannot have crowed

V-ing perfect

I cannot have been crowing
you cannot have been crowing
he cannot have been crowing
we cannot have been crowing
you cannot have been crowing
they cannot have been crowing

Interrogative form

Simple form

can I crow?
can you crow?
can he crow?
can we crow?
can you crow?
can they crow?

V-ing form

can I be crowing?
can you be crowing?
can he be crowing?
can we be crowing?
can you be crowing?
can they be crowing?

Perfect

can I have crowed?
can you have crowed?
can he have crowed?
can we have crowed?
can you have crowed?
can they have crowed?

V-ing perfect

can I have been crowing?
can you have been crowing?
can he have been crowing?
can we have been crowing?
can you have been crowing?
can they have been crowing?

Interro-negative form

Simple form

can I not crow?
can you not crow?
can he not crow?
can we not crow?
can you not crow?
can they not crow?

V-ing form

can I not be crowing?
can you not be crowing?
can he not be crowing?
can we not be crowing?
can you not be crowing?
can they not be crowing?

Perfect

can I not have crowed?
can you not have crowed?
can he not have crowed?
can we not have crowed?
can you not have crowed?
can they not have crowed?

V-ing perfect

can I not have been crowing?
can you not have been crowing?
can he not have been crowing?
can we not have been crowing?
can you not have been crowing?
can they not have been crowing?

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