English verb conjugation COULD UNDERFURNISH

Regular verb: underfurnish - underfurnished - underfurnished

Affirmation

Simple form

I could underfurnish
you could underfurnish
she could underfurnish
we could underfurnish
you could underfurnish
they could underfurnish

V-ing form

I could be underfurnishing
you could be underfurnishing
she could be underfurnishing
we could be underfurnishing
you could be underfurnishing
they could be underfurnishing

Perfect

I could have underfurnished
you could have underfurnished
she could have underfurnished
we could have underfurnished
you could have underfurnished
they could have underfurnished

V-ing perfect

I could have been underfurnishing
you could have been underfurnishing
she could have been underfurnishing
we could have been underfurnishing
you could have been underfurnishing
they could have been underfurnishing

Negation

Simple form

I could not underfurnish
you could not underfurnish
she could not underfurnish
we could not underfurnish
you could not underfurnish
they could not underfurnish

V-ing form

I could not be underfurnishing
you could not be underfurnishing
she could not be underfurnishing
we could not be underfurnishing
you could not be underfurnishing
they could not be underfurnishing

Perfect

I could not have underfurnished
you could not have underfurnished
she could not have underfurnished
we could not have underfurnished
you could not have underfurnished
they could not have underfurnished

V-ing perfect

I could not have been underfurnishing
you could not have been underfurnishing
she could not have been underfurnishing
we could not have been underfurnishing
you could not have been underfurnishing
they could not have been underfurnishing

Interrogative form

Simple form

could I underfurnish?
could you underfurnish?
could she underfurnish?
could we underfurnish?
could you underfurnish?
could they underfurnish?

V-ing form

could I be underfurnishing?
could you be underfurnishing?
could she be underfurnishing?
could we be underfurnishing?
could you be underfurnishing?
could they be underfurnishing?

Perfect

could I have underfurnished?
could you have underfurnished?
could she have underfurnished?
could we have underfurnished?
could you have underfurnished?
could they have underfurnished?

V-ing perfect

could I have been underfurnishing?
could you have been underfurnishing?
could she have been underfurnishing?
could we have been underfurnishing?
could you have been underfurnishing?
could they have been underfurnishing?

Interro-negative form

Simple form

could I not underfurnish?
could you not underfurnish?
could she not underfurnish?
could we not underfurnish?
could you not underfurnish?
could they not underfurnish?

V-ing form

could I not be underfurnishing?
could you not be underfurnishing?
could she not be underfurnishing?
could we not be underfurnishing?
could you not be underfurnishing?
could they not be underfurnishing?

Perfect

could I not have underfurnished?
could you not have underfurnished?
could she not have underfurnished?
could we not have underfurnished?
could you not have underfurnished?
could they not have underfurnished?

V-ing perfect

could I not have been underfurnishing?
could you not have been underfurnishing?
could she not have been underfurnishing?
could we not have been underfurnishing?
could you not have been underfurnishing?
could they not have been underfurnishing?

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