English verb conjugation COULD APPALL

Regular verb: appall - appalled - appalled

Affirmation

Simple form

I could appall
you could appall
he could appall
we could appall
you could appall
they could appall

V-ing form

I could be appalling
you could be appalling
he could be appalling
we could be appalling
you could be appalling
they could be appalling

Perfect

I could have appalled
you could have appalled
he could have appalled
we could have appalled
you could have appalled
they could have appalled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I appall?
could you appall?
could he appall?
could we appall?
could you appall?
could they appall?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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