English verb conjugation MUST UNDERFURNISH

Regular verb: underfurnish - underfurnished - underfurnished

Affirmation

Simple form

I must underfurnish
you must underfurnish
he must underfurnish
we must underfurnish
you must underfurnish
they must underfurnish

V-ing form

I must be underfurnishing
you must be underfurnishing
he must be underfurnishing
we must be underfurnishing
you must be underfurnishing
they must be underfurnishing

Perfect

I must have underfurnished
you must have underfurnished
he must have underfurnished
we must have underfurnished
you must have underfurnished
they must have underfurnished

V-ing perfect

I must have been underfurnishing
you must have been underfurnishing
he must have been underfurnishing
we must have been underfurnishing
you must have been underfurnishing
they must have been underfurnishing

Negation

Simple form

I must not underfurnish
you must not underfurnish
he must not underfurnish
we must not underfurnish
you must not underfurnish
they must not underfurnish

V-ing form

I must not be underfurnishing
you must not be underfurnishing
he must not be underfurnishing
we must not be underfurnishing
you must not be underfurnishing
they must not be underfurnishing

Perfect

I must not have underfurnished
you must not have underfurnished
he must not have underfurnished
we must not have underfurnished
you must not have underfurnished
they must not have underfurnished

V-ing perfect

I must not have been underfurnishing
you must not have been underfurnishing
he must not have been underfurnishing
we must not have been underfurnishing
you must not have been underfurnishing
they must not have been underfurnishing

Interrogative form

Simple form

must I underfurnish?
must you underfurnish?
must he underfurnish?
must we underfurnish?
must you underfurnish?
must they underfurnish?

V-ing form

must I be underfurnishing?
must you be underfurnishing?
must he be underfurnishing?
must we be underfurnishing?
must you be underfurnishing?
must they be underfurnishing?

Perfect

must I have underfurnished?
must you have underfurnished?
must he have underfurnished?
must we have underfurnished?
must you have underfurnished?
must they have underfurnished?

V-ing perfect

must I have been underfurnishing?
must you have been underfurnishing?
must he have been underfurnishing?
must we have been underfurnishing?
must you have been underfurnishing?
must they have been underfurnishing?

Interro-negative form

Simple form

must I not underfurnish?
must you not underfurnish?
must he not underfurnish?
must we not underfurnish?
must you not underfurnish?
must they not underfurnish?

V-ing form

must I not be underfurnishing?
must you not be underfurnishing?
must he not be underfurnishing?
must we not be underfurnishing?
must you not be underfurnishing?
must they not be underfurnishing?

Perfect

must I not have underfurnished?
must you not have underfurnished?
must he not have underfurnished?
must we not have underfurnished?
must you not have underfurnished?
must they not have underfurnished?

V-ing perfect

must I not have been underfurnishing?
must you not have been underfurnishing?
must he not have been underfurnishing?
must we not have been underfurnishing?
must you not have been underfurnishing?
must they not have been underfurnishing?

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