English verb conjugation CAN LICHEN

Regular verb: lichen - lichened - lichened

Affirmation

Simple form

I can lichen
you can lichen
he can lichen
we can lichen
you can lichen
they can lichen

V-ing form

I can be lichening
you can be lichening
he can be lichening
we can be lichening
you can be lichening
they can be lichening

Perfect

I can have lichened
you can have lichened
he can have lichened
we can have lichened
you can have lichened
they can have lichened

V-ing perfect

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

Negation

Simple form

I cannot lichen
you cannot lichen
he cannot lichen
we cannot lichen
you cannot lichen
they cannot lichen

V-ing form

I cannot be lichening
you cannot be lichening
he cannot be lichening
we cannot be lichening
you cannot be lichening
they cannot be lichening

Perfect

I cannot have lichened
you cannot have lichened
he cannot have lichened
we cannot have lichened
you cannot have lichened
they cannot have lichened

V-ing perfect

I cannot have been lichening
you cannot have been lichening
he cannot have been lichening
we cannot have been lichening
you cannot have been lichening
they cannot have been lichening

Interrogative form

Simple form

can I lichen?
can you lichen?
can he lichen?
can we lichen?
can you lichen?
can they lichen?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

can I not lichen?
can you not lichen?
can he not lichen?
can we not lichen?
can you not lichen?
can they not lichen?

V-ing form

can I not be lichening?
can you not be lichening?
can he not be lichening?
can we not be lichening?
can you not be lichening?
can they not be lichening?

Perfect

can I not have lichened?
can you not have lichened?
can he not have lichened?
can we not have lichened?
can you not have lichened?
can they not have lichened?

V-ing perfect

can I not have been lichening?
can you not have been lichening?
can he not have been lichening?
can we not have been lichening?
can you not have been lichening?
can they not have been lichening?

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