English verb conjugation CAN RUB

Regular verb: rub - rubbed - rubbed

Affirmation

Simple form

I can rub
you can rub
he can rub
we can rub
you can rub
they can rub

V-ing form

I can be rubbing
you can be rubbing
he can be rubbing
we can be rubbing
you can be rubbing
they can be rubbing

Perfect

I can have rubbed
you can have rubbed
he can have rubbed
we can have rubbed
you can have rubbed
they can have rubbed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

can I rub?
can you rub?
can he rub?
can we rub?
can you rub?
can they rub?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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