English verb conjugation COULD PREHARDEN

Regular verb: preharden - prehardened - prehardened

Affirmation

Simple form

I could preharden
you could preharden
she could preharden
we could preharden
you could preharden
they could preharden

V-ing form

I could be prehardening
you could be prehardening
she could be prehardening
we could be prehardening
you could be prehardening
they could be prehardening

Perfect

I could have prehardened
you could have prehardened
she could have prehardened
we could have prehardened
you could have prehardened
they could have prehardened

V-ing perfect

I could have been prehardening
you could have been prehardening
she could have been prehardening
we could have been prehardening
you could have been prehardening
they could have been prehardening

Negation

Simple form

I couldn't preharden
you couldn't preharden
she couldn't preharden
we couldn't preharden
you couldn't preharden
they couldn't preharden

V-ing form

I couldn't be prehardening
you couldn't be prehardening
she couldn't be prehardening
we couldn't be prehardening
you couldn't be prehardening
they couldn't be prehardening

Perfect

I couldn't have prehardened
you couldn't have prehardened
she couldn't have prehardened
we couldn't have prehardened
you couldn't have prehardened
they couldn't have prehardened

V-ing perfect

I couldn't have been prehardening
you couldn't have been prehardening
she couldn't have been prehardening
we couldn't have been prehardening
you couldn't have been prehardening
they couldn't have been prehardening

Interrogative form

Simple form

could I preharden?
could you preharden?
could she preharden?
could we preharden?
could you preharden?
could they preharden?

V-ing form

could I be prehardening?
could you be prehardening?
could she be prehardening?
could we be prehardening?
could you be prehardening?
could they be prehardening?

Perfect

could I have prehardened?
could you have prehardened?
could she have prehardened?
could we have prehardened?
could you have prehardened?
could they have prehardened?

V-ing perfect

could I have been prehardening?
could you have been prehardening?
could she have been prehardening?
could we have been prehardening?
could you have been prehardening?
could they have been prehardening?

Interro-negative form

Simple form

couldn't I preharden?
couldn't you preharden?
couldn't she preharden?
couldn't we preharden?
couldn't you preharden?
couldn't they preharden?

V-ing form

couldn't I be prehardening?
couldn't you be prehardening?
couldn't she be prehardening?
couldn't we be prehardening?
couldn't you be prehardening?
couldn't they be prehardening?

Perfect

couldn't I have prehardened?
couldn't you have prehardened?
couldn't she have prehardened?
couldn't we have prehardened?
couldn't you have prehardened?
couldn't they have prehardened?

V-ing perfect

couldn't I have been prehardening?
couldn't you have been prehardening?
couldn't she have been prehardening?
couldn't we have been prehardening?
couldn't you have been prehardening?
couldn't they have been prehardening?

Page top