English verb conjugation CAN PROLONG

Regular verb: prolong - prolonged - prolonged

Affirmation

Simple form

I can prolong
you can prolong
he can prolong
we can prolong
you can prolong
they can prolong

V-ing form

I can be prolonging
you can be prolonging
he can be prolonging
we can be prolonging
you can be prolonging
they can be prolonging

Perfect

I can have prolonged
you can have prolonged
he can have prolonged
we can have prolonged
you can have prolonged
they can have prolonged

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

can I prolong?
can you prolong?
can he prolong?
can we prolong?
can you prolong?
can they prolong?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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