English verb conjugation CAN UNDERLINE

Regular verb: underline - underlined - underlined

Affirmation

Simple form

I can underline
you can underline
she can underline
we can underline
you can underline
they can underline

V-ing form

I can be underlining
you can be underlining
she can be underlining
we can be underlining
you can be underlining
they can be underlining

Perfect

I can have underlined
you can have underlined
she can have underlined
we can have underlined
you can have underlined
they can have underlined

V-ing perfect

I can have been underlining
you can have been underlining
she can have been underlining
we can have been underlining
you can have been underlining
they can have been underlining

Negation

Simple form

I cannot underline
you cannot underline
she cannot underline
we cannot underline
you cannot underline
they cannot underline

V-ing form

I cannot be underlining
you cannot be underlining
she cannot be underlining
we cannot be underlining
you cannot be underlining
they cannot be underlining

Perfect

I cannot have underlined
you cannot have underlined
she cannot have underlined
we cannot have underlined
you cannot have underlined
they cannot have underlined

V-ing perfect

I cannot have been underlining
you cannot have been underlining
she cannot have been underlining
we cannot have been underlining
you cannot have been underlining
they cannot have been underlining

Interrogative form

Simple form

can I underline?
can you underline?
can she underline?
can we underline?
can you underline?
can they underline?

V-ing form

can I be underlining?
can you be underlining?
can she be underlining?
can we be underlining?
can you be underlining?
can they be underlining?

Perfect

can I have underlined?
can you have underlined?
can she have underlined?
can we have underlined?
can you have underlined?
can they have underlined?

V-ing perfect

can I have been underlining?
can you have been underlining?
can she have been underlining?
can we have been underlining?
can you have been underlining?
can they have been underlining?

Interro-negative form

Simple form

can I not underline?
can you not underline?
can she not underline?
can we not underline?
can you not underline?
can they not underline?

V-ing form

can I not be underlining?
can you not be underlining?
can she not be underlining?
can we not be underlining?
can you not be underlining?
can they not be underlining?

Perfect

can I not have underlined?
can you not have underlined?
can she not have underlined?
can we not have underlined?
can you not have underlined?
can they not have underlined?

V-ing perfect

can I not have been underlining?
can you not have been underlining?
can she not have been underlining?
can we not have been underlining?
can you not have been underlining?
can they not have been underlining?

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