English verb conjugation MUST UNDERLINE

Regular verb: underline - underlined - underlined

Affirmation

Simple form

I must underline
you must underline
he must underline
we must underline
you must underline
they must underline

V-ing form

I must be underlining
you must be underlining
he must be underlining
we must be underlining
you must be underlining
they must be underlining

Perfect

I must have underlined
you must have underlined
he must have underlined
we must have underlined
you must have underlined
they must have underlined

V-ing perfect

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

Negation

Simple form

I must not underline
you must not underline
he must not underline
we must not underline
you must not underline
they must not underline

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I underline?
must you underline?
must he underline?
must we underline?
must you underline?
must they underline?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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