English verb conjugation COULD CRUST

Regular verb: crust - crusted - crusted

Affirmation

Simple form

I could crust
you could crust
she could crust
we could crust
you could crust
they could crust

V-ing form

I could be crusting
you could be crusting
she could be crusting
we could be crusting
you could be crusting
they could be crusting

Perfect

I could have crusted
you could have crusted
she could have crusted
we could have crusted
you could have crusted
they could have crusted

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I crust?
could you crust?
could she crust?
could we crust?
could you crust?
could they crust?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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