English verb conjugation CAN FLATTEN

Regular verb: flatten - flattened - flattened

Affirmation

Simple form

I can flatten
you can flatten
she can flatten
we can flatten
you can flatten
they can flatten

V-ing form

I can be flattening
you can be flattening
she can be flattening
we can be flattening
you can be flattening
they can be flattening

Perfect

I can have flattened
you can have flattened
she can have flattened
we can have flattened
you can have flattened
they can have flattened

V-ing perfect

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

Negation

Simple form

I cannot flatten
you cannot flatten
she cannot flatten
we cannot flatten
you cannot flatten
they cannot flatten

V-ing form

I cannot be flattening
you cannot be flattening
she cannot be flattening
we cannot be flattening
you cannot be flattening
they cannot be flattening

Perfect

I cannot have flattened
you cannot have flattened
she cannot have flattened
we cannot have flattened
you cannot have flattened
they cannot have flattened

V-ing perfect

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

Interrogative form

Simple form

can I flatten?
can you flatten?
can she flatten?
can we flatten?
can you flatten?
can they flatten?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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