English verb conjugation CAN SUB

Regular verb: sub - subbed - subbed

Affirmation

Simple form

I can sub
you can sub
she can sub
we can sub
you can sub
they can sub

V-ing form

I can be subbing
you can be subbing
she can be subbing
we can be subbing
you can be subbing
they can be subbing

Perfect

I can have subbed
you can have subbed
she can have subbed
we can have subbed
you can have subbed
they can have subbed

V-ing perfect

I can have been subbing
you can have been subbing
she can have been subbing
we can have been subbing
you can have been subbing
they can have been subbing

Negation

Simple form

I can't sub
you can't sub
she can't sub
we can't sub
you can't sub
they can't sub

V-ing form

I can't be subbing
you can't be subbing
she can't be subbing
we can't be subbing
you can't be subbing
they can't be subbing

Perfect

I can't have subbed
you can't have subbed
she can't have subbed
we can't have subbed
you can't have subbed
they can't have subbed

V-ing perfect

I can't have been subbing
you can't have been subbing
she can't have been subbing
we can't have been subbing
you can't have been subbing
they can't have been subbing

Interrogative form

Simple form

can I sub?
can you sub?
can she sub?
can we sub?
can you sub?
can they sub?

V-ing form

can I be subbing?
can you be subbing?
can she be subbing?
can we be subbing?
can you be subbing?
can they be subbing?

Perfect

can I have subbed?
can you have subbed?
can she have subbed?
can we have subbed?
can you have subbed?
can they have subbed?

V-ing perfect

can I have been subbing?
can you have been subbing?
can she have been subbing?
can we have been subbing?
can you have been subbing?
can they have been subbing?

Interro-negative form

Simple form

can't I sub?
can't you sub?
can't she sub?
can't we sub?
can't you sub?
can't they sub?

V-ing form

can't I be subbing?
can't you be subbing?
can't she be subbing?
can't we be subbing?
can't you be subbing?
can't they be subbing?

Perfect

can't I have subbed?
can't you have subbed?
can't she have subbed?
can't we have subbed?
can't you have subbed?
can't they have subbed?

V-ing perfect

can't I have been subbing?
can't you have been subbing?
can't she have been subbing?
can't we have been subbing?
can't you have been subbing?
can't they have been subbing?

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