English verb conjugation COULD CRISPEN

Regular verb: crispen - crispened - crispened

Affirmation

Simple form

I could crispen
you could crispen
he could crispen
we could crispen
you could crispen
they could crispen

V-ing form

I could be crispening
you could be crispening
he could be crispening
we could be crispening
you could be crispening
they could be crispening

Perfect

I could have crispened
you could have crispened
he could have crispened
we could have crispened
you could have crispened
they could have crispened

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I crispen?
could you crispen?
could he crispen?
could we crispen?
could you crispen?
could they crispen?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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