English verb conjugation COULD LICHEN

Regular verb: lichen - lichened - lichened

Affirmation

Simple form

I could lichen
you could lichen
he could lichen
we could lichen
you could lichen
they could lichen

V-ing form

I could be lichening
you could be lichening
he could be lichening
we could be lichening
you could be lichening
they could be lichening

Perfect

I could have lichened
you could have lichened
he could have lichened
we could have lichened
you could have lichened
they could have lichened

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I lichen?
could you lichen?
could he lichen?
could we lichen?
could you lichen?
could they lichen?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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