English verb conjugation COULD UNROOF

Regular verb: unroof - unroofed - unroofed

Affirmation

Simple form

I could unroof
you could unroof
he could unroof
we could unroof
you could unroof
they could unroof

V-ing form

I could be unroofing
you could be unroofing
he could be unroofing
we could be unroofing
you could be unroofing
they could be unroofing

Perfect

I could have unroofed
you could have unroofed
he could have unroofed
we could have unroofed
you could have unroofed
they could have unroofed

V-ing perfect

I could have been unroofing
you could have been unroofing
he could have been unroofing
we could have been unroofing
you could have been unroofing
they could have been unroofing

Negation

Simple form

I couldn't unroof
you couldn't unroof
he couldn't unroof
we couldn't unroof
you couldn't unroof
they couldn't unroof

V-ing form

I couldn't be unroofing
you couldn't be unroofing
he couldn't be unroofing
we couldn't be unroofing
you couldn't be unroofing
they couldn't be unroofing

Perfect

I couldn't have unroofed
you couldn't have unroofed
he couldn't have unroofed
we couldn't have unroofed
you couldn't have unroofed
they couldn't have unroofed

V-ing perfect

I couldn't have been unroofing
you couldn't have been unroofing
he couldn't have been unroofing
we couldn't have been unroofing
you couldn't have been unroofing
they couldn't have been unroofing

Interrogative form

Simple form

could I unroof?
could you unroof?
could he unroof?
could we unroof?
could you unroof?
could they unroof?

V-ing form

could I be unroofing?
could you be unroofing?
could he be unroofing?
could we be unroofing?
could you be unroofing?
could they be unroofing?

Perfect

could I have unroofed?
could you have unroofed?
could he have unroofed?
could we have unroofed?
could you have unroofed?
could they have unroofed?

V-ing perfect

could I have been unroofing?
could you have been unroofing?
could he have been unroofing?
could we have been unroofing?
could you have been unroofing?
could they have been unroofing?

Interro-negative form

Simple form

couldn't I unroof?
couldn't you unroof?
couldn't he unroof?
couldn't we unroof?
couldn't you unroof?
couldn't they unroof?

V-ing form

couldn't I be unroofing?
couldn't you be unroofing?
couldn't he be unroofing?
couldn't we be unroofing?
couldn't you be unroofing?
couldn't they be unroofing?

Perfect

couldn't I have unroofed?
couldn't you have unroofed?
couldn't he have unroofed?
couldn't we have unroofed?
couldn't you have unroofed?
couldn't they have unroofed?

V-ing perfect

couldn't I have been unroofing?
couldn't you have been unroofing?
couldn't he have been unroofing?
couldn't we have been unroofing?
couldn't you have been unroofing?
couldn't they have been unroofing?

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