English verb conjugation COULD APPAL

Regular verb: appal - appaled - appaled

Affirmation

Simple form

I could appal
you could appal
he could appal
we could appal
you could appal
they could appal

V-ing form

I could be appaling
you could be appaling
he could be appaling
we could be appaling
you could be appaling
they could be appaling

Perfect

I could have appaled
you could have appaled
he could have appaled
we could have appaled
you could have appaled
they could have appaled

V-ing perfect

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

Negation

Simple form

I could not appal
you could not appal
he could not appal
we could not appal
you could not appal
they could not appal

V-ing form

I could not be appaling
you could not be appaling
he could not be appaling
we could not be appaling
you could not be appaling
they could not be appaling

Perfect

I could not have appaled
you could not have appaled
he could not have appaled
we could not have appaled
you could not have appaled
they could not have appaled

V-ing perfect

I could not have been appaling
you could not have been appaling
he could not have been appaling
we could not have been appaling
you could not have been appaling
they could not have been appaling

Interrogative form

Simple form

could I appal?
could you appal?
could he appal?
could we appal?
could you appal?
could they appal?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

could I not appal?
could you not appal?
could he not appal?
could we not appal?
could you not appal?
could they not appal?

V-ing form

could I not be appaling?
could you not be appaling?
could he not be appaling?
could we not be appaling?
could you not be appaling?
could they not be appaling?

Perfect

could I not have appaled?
could you not have appaled?
could he not have appaled?
could we not have appaled?
could you not have appaled?
could they not have appaled?

V-ing perfect

could I not have been appaling?
could you not have been appaling?
could he not have been appaling?
could we not have been appaling?
could you not have been appaling?
could they not have been appaling?

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