English verb conjugation CAN CRACK

Regular verb: crack - cracked - cracked

Affirmation

Simple form

I can crack
you can crack
he can crack
we can crack
you can crack
they can crack

V-ing form

I can be cracking
you can be cracking
he can be cracking
we can be cracking
you can be cracking
they can be cracking

Perfect

I can have cracked
you can have cracked
he can have cracked
we can have cracked
you can have cracked
they can have cracked

V-ing perfect

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

Negation

Simple form

I can't crack
you can't crack
he can't crack
we can't crack
you can't crack
they can't crack

V-ing form

I can't be cracking
you can't be cracking
he can't be cracking
we can't be cracking
you can't be cracking
they can't be cracking

Perfect

I can't have cracked
you can't have cracked
he can't have cracked
we can't have cracked
you can't have cracked
they can't have cracked

V-ing perfect

I can't have been cracking
you can't have been cracking
he can't have been cracking
we can't have been cracking
you can't have been cracking
they can't have been cracking

Interrogative form

Simple form

can I crack?
can you crack?
can he crack?
can we crack?
can you crack?
can they crack?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

can't I crack?
can't you crack?
can't he crack?
can't we crack?
can't you crack?
can't they crack?

V-ing form

can't I be cracking?
can't you be cracking?
can't he be cracking?
can't we be cracking?
can't you be cracking?
can't they be cracking?

Perfect

can't I have cracked?
can't you have cracked?
can't he have cracked?
can't we have cracked?
can't you have cracked?
can't they have cracked?

V-ing perfect

can't I have been cracking?
can't you have been cracking?
can't he have been cracking?
can't we have been cracking?
can't you have been cracking?
can't they have been cracking?

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